Here's what's going on today (Friday, Dec. 28): BET comedians Sherman Golden, Luenell and Marcus Combs headline the Night After Christmas Comedy Jam, atn 8 p.m. in the Johnny Mercer Theatre. In the clubs: A Nickel Bag of Funk at Dosha, Shane Bridges at Saddle Bags, Chasing Pedestrians with Grown Up Avenger Stuff at Screamin' Mimi's, You Blew It at Taco Abajo.