The magazine claims to have 'the inside dope' [=information known only by those involved] on her new romance.
What's 'the dope' [='skinny, scoop'] on the new guy? [=what do you know about him?]
She began to feel sleepy and suspected that her drink had 'been doped'.
(..) Morty, that's ridiculous. Just ask Elaine for the number. He doesn't want to ask Elaine for the number. So you got him standing by the elevator like a dope. - What happens when he sees her? - He pretends he bumped into her. You know what? This is not that bad an idea. - What does she look like? (..)1990 TvShow: Seinfeld Title: The Stakeout Season: 1 Episode 2