McCartney, who has worked alongside A-list comedians Tina Fey and Amy Poehler ... ages 20 to 75 —the sparky perks of improv practices like “Yes, And” and “Mind Meld.” ...

There, Mr. Kulhan learned from stars like Tina Fey, Amy Poehler and Del Close. “Improv is what I am supposed to be doing with my life,” he said he realized after taking classes for a year.

Ahead of this weekend's 50th anniversary "Saturday Night Live" special, Poehler and Fey stopped by "The Tonight Show" to reminisce with Fallon.

An curved arrow pointing right. Despite having been BFFs since their Chicago improv days in the early 90s, and having proven their undeniable chemistry on SNL, in movies, and hosting the Golden ...

However, her cast mate and Weekend Update co-anchor Tina ... Fey and Poehler had not performed stand-up before the ‘Restless ...

What do Martin Short, Gildna Radner, Bill Murray and Tina Fey have in common ... which will inspire you to live by improv’s golden rule: ‘Yes, and…’ ...