Ike Stubblefield spent most of the ’70s and ’80s touring with R&B legends like Stevie Wonder, Martha Reeves, Al Green, Ike and Tina Turner and B. B. King. In the past 10 years, Stubblefield laid low to fight cancer, but now he’s back and stronger than ever, with a new album of his own and guest spots on 29 others. Stubblefield unleashes his legendary Hammond B-3 organ sounds on Friday, Nov. 8, at the Sweetwater Music Hall. 19 Corte Madera Ave., Mill Valley. 8pm. $22. 415.388.3850.