miley cyrus allegedly tried it. jared louger in is alleged to have used it. do you know what this is doing to your child? >>> plus, outback safehouse. we visit a giant animal sanctuary where australia's cutest creatures are making a comeback. >>> and, olbermann out. controversial msnbc anchor keith olbermann makes a surprise on-air announcement tonight. he is leaving the cable channel. why? we have the latest. >> announcer: from the global resources of abc news, with terry moran, cynthia mcfadden and bill weir in new york city, this is "nightline," january 21st, 2011. >> good evening. we begin tonight with young people and drug use. our focus is an herb native to southern mexico that causes hallucinations when smoked and can cause the user to lose control of thoughts and actions. it's called salvia and it's perfectly legal in most states. but now it is under increased scrutiny following the allegation that the suspect in the tucson shooting, jarwas a regular user. here's terry moran with our report. >> reporter: if you go to youtube and type in the world salv

. >> guest: i was like miley cyrus? okay. young adult books continue to do well. young adult books did incredibly well this year. i haven't had enough time to look into this. but i read a couple of y.a. adult novels this year that were just amazing. what's going on, we see more and more on the y.a. cross over, young adult books that appeals to both adults and to young adults. the books are -- i think it says something about how sophisticated our young people are getting that they are becoming less and less different between what is known as a young adult novel and what is known as an adult novel. there are so many that are great. >> host: our book producer put together the program this evening with all of the books and jenn risko. ron, you are on the air from new mexico. >> caller: hi, jane. i just want to make an observation. peter asked about the oprah effect. one the pleasures of watching jon stewart is his promotion of reading and his promotion of books. earlier, you talked about the book "all of the devils are here." >> guest: yes. >> caller: my one of concer

i was like miley cyrus? >> host: no, sorry about that. [laughter] >> guest: young adult books did incredibly well this year. i haven't had enough time to look into this, but i read a couple of ya adult novels this year that were just amazing. in fact, what's going on is we see more and more that there is more ya crossover. in other words, it's young adult books that appeal to both adults and young adults. the books are -- i think it's saying something about how sophisticated our young people are getting that they are becoming less and less difference between what is known as a young adult novel and what is known as an adult novel, so i think that that's something interesting to look into, but, yeah, i think they'll continue to do well, and i hope so because so many of them are so great. >> host: our booktv producer warner put together this program this evening with these books. don from new mexico, you're on the air. >> caller: hi, gang. i just wanted to make an observation. you know, peter asked about the oprah effect, and one of the ple

it's miley cyrus. >> worse than charlie? >> worse than charlie. kicker on this one, this is the second time she's gotten this undesirable honor. they took a vote of 99,000 18-year-olds. 58% of them took part in this poll done by aol and their other website, just so you know, jfwk.com. the target audience, 9 to 15-year-olds. they say she's the worst celebrity influence. keep in mind, she had that video smoking salvia from a bong and those shots of her lifting her skirt to her chest. there you have it. i'm sure it's not an honor she's too happy with. >>> let's switch gears. great news from jon stewart at "the daily show," i went to a taping a few weeks ago, it's so good. he's been a very passionate advocate for the 9/11 rescuers. they decided to give him an appointment to the national september 11th memorial museum board. he'll take a seat on that board for a meeting set later today. the president of the memorial said he was a big supporter of the health care bill and emceed their annual benefit last year. to both of those causes he exhibited a pass

. >> this is all in miley cyrus' head right now. >> jimmy: you're probably right.e the executive producer of the film and you lost more than 150 pounds -- >> 895 pounds, i lost. [ applause ] >> jimmy: so -- since you're denying you yourself all of these things, have you cut loose? >> i haven't cut loose that much. when i was younger i used to go crazy, i used to, like, really drink a lot and i stopped doing that because i had an incident when i was 16 years old. it was -- it was new year's, and i was hammered and i was in whistler village, which is like aspen, a big ski resort and i was drunk out of my mind, and i was wandering around the village and there were thousands of people walking around, and i see this, like, 60-year-old lady approaching me with her hand extended. and i was like, okay, this is interesting, what do we got here and she just kind of walk and put her hand right on my testicles. [ laughter ] and i was like, okay, i didn't know what to do, i kind of froze. and i was like what's going to happen now. and then, she kind of gave them a jiggle and sh

there's a new video online that shows miley cyrus taking a bong hit -- [ cheers ] and saying "i'm having a little bit of a bad trip." [ light laughter ] but luckily, she had a friend there to talk her through it, tell her everything was gonna be okay and then post the whole thing on tmz. [ laughter ] that's what -- that's what friends are for. >> steve: come on. >> jimmy: that's a good friend of her's. ♪ that's what friends are for ♪ do you think elton john, dionne warwick and ♪ three bong hits four bong hits ♪ ♪ knowing you will have a real bad trip ♪ ♪ for sure that's what friends are for ♪ [ cheers and applause ] >> steve: right. >> jimmy: check this out. a group of chinese housewives were busted for trying to smuggle ipads and cell phones into china. oh, man, that is so "real house wives of beijing county." [ laughter ] this is a cool story. a couple in toronto had their facebook friends vote on the name of their newborn daughter. so, congratulations to the couple and their baby girl, "like." [ laughter ] "like." and finally, a town in germany is making prostitutes pay a pleasure tax

she said she would get wigs like their favorite like miley cyrus on hanna montana. then when she shaved her head, she brought amelia along. she she was filming me through the whole thing and she was much more at tease with the bald -- at ease with amelia. >> chris: it was tougher for analise. >> you don't want to be close to me? >> chris: there was another crisis when kids at the school started saying she had breast cancer. jennifer ended up going to both her girls' classrooms. >> you can't catch cancer. you can't catch it from me. you can't catch it from me. >> bald as a cueball and i was taken for show and tell. that helped her explain to her friends why her mom showed up with a different wig at each pick-up. >> chris: but sometimes it was the children who lifted jennifer up. one night she came home from a tough chemo session. >> there was luke in the kitchen. and he had just taken his first steps and walked toward me. immediately i forgot about the chemo, and the girls had him doing laps in the living room. so he could barely walk. >> chris: there must have been

she is a star in her eyes, sort of that taylor swift, miley cyrus i want to be a star girl.gement and say, read. >> i'm up to the part where she's talking with seth, this guy, and he's basically saying never lose. you can become a big, big star, nothing wrong with that, but never lose what made you you to begin with and the values you have. >> it's hard to do with your mother right next to you, so i've been lucky. >> especially if she's crazy like your mother is. >> exactly. i know who i am. i know what i don't want. i'm in the 27th year of my career. unscripted television comes up in march, and all i'm doing is trying to show what's possible. >> just so everyone knows, you and your mom are in a documentary series. what are we going to see? >> drama with my mom. >> you went back on tour. >> five hours, three shows a day. i did find myself going "really?" an awful lot? >> people can relate. i hear laughing. >> when you think of what your mom had to deal with, too, she didn't have an easy way. >> no, she didn't, and people take her for granted because she's everyone's mom. >>