theft by someone who compared her jokes to the gags of other comedians like kathleen madigan and wendy liebman. schumer vigorously denying the allegations. >> and if she thinks that i in 2006, again, that i saw that or i saw wendy's joke in the '90s and thought, okay, if i just wait this out or that i reference old sets of people, like that's so crazy. >> and schumer says, quote, i will literally take a polygraph to prove her innocence. >> i didn't know things were that deep or that serious in the joke world. >> yeah, seriously. >>> okay, so sarah palin in the spotlight again over her wardrobe. and this time getting lots of attention over that sparkly little number that we saw yesterday that we were trying to figure out while endorsing donald trump this week. >> yeah, it's a bolero jacket from saks fifth avenue. the price tag on this thing, $695. >> is there gold on that? >> oh, my goodness. well, it sure moves. this thing is trending on twitter. you can't buy the jacket now because it sold out. >> it sold out. >> i guess as a result of this. people saw that and said, i want to shimmer like --

wendy liebman kathleen madhleen began all very funny but claimuc schumer lifted material from each ofmer is firing back tweeting on myg on m life i have never and would w never steal a joke. aok she says she plans to take a polygraph to prove it.ro >> would that really prove itve though. >> hard to tell.t re hard she's obviously vtoer tyell. pol very funny these days.hese d but there's a difference when they came about.ut. times have changed, moralsnged have changed.have chang >> going to be hard to prove.ro. >> exactly.>> exa >> well, he's been the speaker e at countless graduations but b one commencement presidentt obama will not be speaking atg t is his daughter's.aughr' the president turned down ade d chance to give the speech at his daughter malia's graduation later this year.hi y why you ask? well, he says h s he'll be too emotional.moti he told reporters that heha h plans to wear dark glasses andgn he plans to cry. mali he ya' obama willill graduate from the friends school earlier this year. y i totally get it. >> he's a proud father. fathe just lapse to be the president. being

. >> reporter: not unlike wendy liebman's stand-up 20 years. >> maybe i'm old-fashioned, but i like it when the guy pays for sex. i mean that. >> reporter: or this skit from schumer's comedy central show about a new diet and exercise plan. stupid mouth. slap chef. >> reporter: compare that to kathleen madigan's stand-up. >> you have enough money to pay a man to stand there and slap it out of your hand before you put it in your mouth. >> reporter: liebman told us, i believe it was an honest mistake. in the comedy world, accusations of joke-stealing are no laughing matter. >> they're self-policing sort of community of artists and your jokes are your currencies. >> reporter: schumer is defending herself online and on the air waves on the "jim norton advice show" podcast. >> i'm being accused of stealing jokes and i wanted to come and talk to you about it and clear my name, because i would never, ever do that. and i never have. >> reporter: she's even vowed to take a polygraph and air the results on her show. comedy doesn't usually depend on the cliffhanger, but this one might. david wrigh

wendy liebman clarified saying i never said amy schumer stole my i just wanted you to know i wrote it first. tammy tweeted: what has always been amazing to me is that she purports to to be a feminist and yet only steals from other female comedians. >> i want to see evidence. >> someone put together a video that's circulating, i posted it on my twitter. caution, there's a lot of cursing and some vulgar content, but you can look at that for yourself @anna underscore gil gilligan. >> was it the actual same writing of the joke? >> they were the same premise. one was about, you know, if you're oprah, you should be able to lose weight because someone could slap weight f food out of your hand and put you to sleep to work you out. >> probably funnier when she did it. no offense be, anna. [laughter] >> i'm not trying to be funny. >> all right, what else is going on? >> basically, she is responding all my life i have never and and she also said she did an interview with jim norton, and she's going to take a polygraph to show she never saw any of this original content, and she's going to post th

this was a someone who cocompared h jokes to theags ofof other cedians like kathleen madigan and wendy liebman. schumer vigorously denying the allegations. >> and if she thinks that i in 2006, ain, that i saw that or i saw wendy's joke in the '90s and thought, okay, i if i just wait this out or that i reference old sets of people, like that's so crazy. >> and schumer ss, quote, i will literally takake a polyaph to prove her innocence. >> i didn't know things were that deep or that serious in the joke world. >> yeaeah, serioly. >>> okay, so sarah palin in the spotlight again over her wardrobe. and this time getting lots of attention over that sparkly little number that we saw yesterday that we were trying to figu out while endorsing donald trump this week. >> yeah, it's a bolero jacket from saks fifth avenue. the price tag on this thing, $695. >> is there gold on that? this thing is trending on twitter. you can't buy the jacket now because it sold out. >> it sold out. >> i guess as a result of this. people saw that and said, i want to shimmer like -- >> there are a lot of rick james impersonato