>> when i met jennifer jason leigh, my...rew up in l.a. >> rose: your wife. >> yes, my wife. >> rose: (laughs) and producer in the movie. >> rose: he had a hard time saying that for a moment. >> mother of your child. >> well, i didn't know where to start. >> rose: your collaborator! >> yes, yes. the people at home... (laughter) when a man loves a woman. sometimes they want to make it official. >> rose: (laughs) >> but she's so many things beyond that. >> rose: but then we digress. >> she grew up in l.a. and-and-so being in l.a. with heresy started to see the city differently. i saw it as a place where people really lived and i started spending more time there and i have a hard time saying it but started to live there partially and i wanted to do something there. i wanted to use the city in the way i saw the city. >> rose: who is roger greenberg? (laughs) yes, exactly! (laughs) >> thank you? >> rose: this is who you have thought about when you thought about roger greenberg? in other words, the character that he could play? >>

first -- i've never done anything this big, and i'm so grateful to ben and noah baumbach and jennifer jason leighand i would say, "i have a part in the movie." they would say, "no, you've got to go to extra holding." and finally noah got involved. he was like, "she's really in the movie, guys. stop making her show her id." [ laughter ] >> jimmy: they finally let you on set. >> they finally let me on, yeah. but every day it literally felt like i was sneaking into a place that i didn't belong. [ laughter ] >> jimmy: that's got to be comfortable. >> i know. it took me a while to get over it, but it was amazing. they were -- the movie is beautiful. >> jimmy: oh, you did such a good job. >> noah's a genius. >> jimmy: he's brilliant. you obviously shine in this movie. you're a breakout. but in the movie you play like ben stiller's brother's assistant. >> right. i play florence who wants to be a singer, but her life isn't going exactly as she thought it was going to go, and she gets involved with ben's character roger. >> jimmy: yeah. and ben sort of plays, like, a neurotic. >> yes. >> jimmy: very hard