Funny ‘Reboot’ imagines the antics when an old sitcom gets the gang back together

Keegan-Michael Key (standing, from left), Johnny Knoxville, Judy Greer and (seated) Calum Worthy play the stars of 2000s sitcom reuniting for new episodes on “Reboot,” (Hulu)

In the premiere episode of the fast-paced, consistently funny and ultra-meta sitcom “Reboot” on Hulu, Rachel Bloom’s Hannah is pitching a sitcom idea to a room of Hulu executives, and see what I mean about meta? Hannah’s idea is to dust off a cheesy 2000s show called “Step Right Up” and bring back the original characters — only this time it’ll be edgier and more freewheeling.

“Are people still doing reboots?” says the head of programming.