a throwback to the 1980s for maureen mccormick, or as most people remember her from the 1970s, marcia brady. at 60 years old, the beloved tv veteran has turned in solid performances week after week. even paying homage "the brady bunch," the show that made her famous 47 years ? the brady bunch ? >> reporter: america's favorite girl next door says toeing the line between marcia brady and maureen mccormick hasn't been a ball. >> for years i think, you know, in my own personal life, i felt like i had to play marcia brady. ? here's a story of a lovely lady ? ? who was bringing up three very lovely girls ? >> reporter: the oldest girl with that hair of gold was the perfect one. famously inspiring jealousy from school is how great marcia is at this, how wonderful marcia did that. marcia, marcia, marcia. >> marcia, marcia, marcia does not bother you. >> not at all. >> you hear it all the time? >> i do. >> reporter: that beautiful complexion and wholesome attitude resaw on tv gave way to a young woman struggling with her weight, depression, and what she says was an incredibly dark drug addiction. mc

tonight we saw maureen mccormick, better known as marcia brady, gracing the floor. on "the brady bunch" she was the perfect older sister. in real life she's struggled with powerful demons. she sat down with abc's abbie boudreau. ? shot through the heart ? >> reporter: tonight on "dancing with the stars," a throwback to the 1980s for maureen mccormick, or as most people remember her from the 1970s, marcia brady. at 60 years veteran has turned in solid performances week after week. even paying homage "the brady bunch," the show that made her famous 47 years ago. ? the brady bunch ? >> reporter: america's favorite girl next door says toeing the line between marcia brady and maureen mccormick hasn't been a ball. >> for years i think, you know, in my own personal life, i felt like i had to play marcia brady. ? here's a story of a lovely lady ? >> reporter: the oldest girl with that hair of gold was the perfect one. famously inspiring jealousy from little sister jan. >> all i hear all day long at school is how great marcia is at this, how wonderful marcia did that. marcia,

been a ball. >> for years i think, you know, in my own personal life, i felt like i had to play marcia brady. ? here's a story of a lovely lady ? ? who was bringing up three very lovely girls ? >> reporter: the oldest girl with that hair of gold was the perfect one. school is how great marcia is at this, how wonderful marcia did that. marcia, marcia, marcia. >> marcia, marcia, marcia does not bother you. >> not at all. >> you hear it all the time? >> i do. >> reporter: that beautiful complexion and wholesome attitude resaw on tv gave way to a young woman struggling with her weight, depression, and what she says was an incredibly dark drug addiction. mccormick says she started using cocaine in her late teens after >> once i tried cocape, it changed my endorphins and everything. i loved it. and i abused it to the greatest extent. >> reporter: we went out on a boat with mccormick and her husband michael cummings outside los angeles. smooth sailing today but it wasn't always. >> i just got in with a very fast rock 'n' roll club, immersed in the whole drug culture. >> reporter: she danced with he

marcia. "dancing with the stars" sensation more reek mccormack on leaving "the brady bunch" behind. her battle with drug addiction -- >> once i tried cocaine, it changed everything. >> and the man she says saved ? you spin me right round ? >> "you spin me round." celebrating the life of pete burns, the rock legend who inspired a generation of young people to be true to themselves. ? baby right round ? >> first the "nightline 5." >> i i was smoking instead of being there for my son's winning shot. that was it for me. that's why i'm quitting with nicorette. >> a fast-dissolving formula that relieves sudden how. >>> when coughing keeps your family awake, breathe easier with vick's vaporub. soothing cough relief that starts working instantly. >> and number one coming up in >>> good evening. t minus 15 days until the election and we're all getting bombarded by this wild race. perhaps nowhere are things hotter than in the battleground state of north carolina where clinton and trump are in a dogfight. this is where a gop headquarters was fire bombed. it's also where my "nightline" coanchor

. >> marcia brady. >> yeah. apparently more drama. more, much, much, much more drama last night on "dancing with the stars" last -- yep. >> mary lou henderson doing well on the show. >> a great dancer. >> did have on her heel, took a spill during the group dance. take a look. ? >> team future. >> mary lou, are you okay? i noticed -- >> i'm fine. >> you are a trooper. i love you got right back up and went to the end. >> look at how beautiful, beautiful form. already hurt and -- i told you before, you knew this. she grew up, her mom ran a dance company. she's a, grew up with dancing. look at her beautiful -- i mean, oh. >> when she fell, you could >> makes you want to sit up straight. look at the difference. >> normal. do the other way. >> wow. i'm four inches taller. i'm almost as tall as hoda. why am i sounding like regis? >> that's what you do. >> already in pain from the fall and might need see a doctor. hoe holistic, probably couldn't take anything. >> but wouldn't need more tenders in and care. >> and marcia brady. eliminated. did

it was marcia brady to me. i saw her first time i said, oh, my god, marcia brady and then i felt like i was on a tv show. >> did you get a chance to know her. >> she's the sweetest person in the world. in fact, i got to i got to know everybody and everybody is so cool. that's what's so nice about the whole thing. you create in family atmosphere and it's like going to camp and then coming back, having friends for life. >> everybody says that. that is a beautiful feeling. fun to watch on the show. also really nice to -- you said last night you were glad you got the chance to dance for your mom. >> exactly. i think that's why i went there. and so i can come out of there saying mission accomplished and know she's proud and looking down and proud tonight. >> absolutely. for. >> listen, laurie and val are at the top of the leaderboard and laurie is adorable. we've gotten close and i call her my little lola. good luck, i'm rooting for you. >> you think they'll be a little hard to beat. >> my boys from indiana, james,

. >> marcia brady. >> yeah. the celebrities danced to a song celebrating the most memorable year of your life. what year would you pick? >> the most memorable? i think my most memorable year is yet to come. i think -- >> won't it be -- ? fun ? >> i think it is yet to come. >> i likey that, hoda. >> i believe in that. when was or is your most -- >> past? i keep my memorable years, i winding down, tick -- tock -- ah. i think it -- i had two, obviously. 1990 and 1993 when my children were born. i don't really remember anything or care about much that happened before that. i really didn't, or don't. anyway, she celebrated, marcia did, 1985, the day she married her husband. interview and revealed why she >> she gave an emotional interview and revealed why she wanted to honor him last night and opened up about a lot of troubles we didn't know she had. >> no idea. >> after the "brady bunch." take a look. >> got in with the rock 'n' roll crowd, music crowd, and it consumed her u. know, i was going to crazy parties, doin

. >> marcia, marcia, marcia. ? the brady bunch ? >> reporter: and despite some tension throughout the season. >> back, step, step. >> i'm going to just stay positive. ? >> reporter: the pair steadily improving each week. >> 8. >> oh, my gosh. >> reporter: to see you where you came from week one to where you are tonight, you are a different person. >> reporter: the television star leaving the ballroom grateful for every step on the dance floor. >> it was a dream for me. it was beautiful. ? >> reporter: and with just seven couples left, the competition is now heating up. next week it's getting scary. there's going to be a very special halloween show, michael and lara. >> ooh. spooky. jesse, thank you, my man. and maureen and artem are joining us now. welcome both of you. >> artem, i wanted to ask you. looked like there was a blunder out there. did you trip on maureen's dress? what happened? >> yes, towards the end i kind of slipped on the dress and it's a bummer because that was the dance we were leading with, oh, my god but -- >> lif

marcia. "dancing with the stars" sensation more reek mccormack on leaving "the brady bunch" behind. her battle with drug addiction -- >> once i tried cocaine, it changed everything. >> and the man she says saved her life. >> my wife is extremely courageous.