Jane Lynch
(© Joseph Marzullo/WENN)
Jane Lynch
(© Joseph Marzullo/WENN)
Stage and screen star Jane Lynch will serve as Roast Master on the upcoming Comedy Central Roast of Roseanne, to air on the network on August 12.

Barr has been seen as The Wicked Witch of the West in The Wizard of Oz at the Theatre at Madison Square Garden and is best known for starring on the sitcom Roseanne.

Lynch's stage credits include Love, Loss, and What I Wore and 8. Her many films include Best in Show, and A Mighty Wind, and she current plays gym teacher Sue Sylvester on FOX's Glee, for which she won the Emmy Award.