T he only people who really know what it’s like to work behind the scenes on a powerhouse program like Saturday Night Live ...

Anyone who has seen “Bottoms” or “Shiva Baby” knows Rachel Sennott is irreverent, witty, and laugh-out-loud funny. And thanks to HBO, she’ll soon be front and center on her own series.

The blockbuster from the 28-year-old Toronto-born director stars Rachel Sennott and Ayo Edebiri as two lesbian teens who try to woo their cheerleader crushes by starting a fight club Three months ...