Jelly Roll wasn't the only music star who wanted to thank L.A.
First responders at the Rose Bowl Saturday night ... he brought some superstar pals with him too -- like Lainey Wilson, Marshmello and Flavor Flav.
Jelly Roll held a benefit concert for first responders in LA
Jelly Roll has played a benefit concert in Los Angeles for first responders who helped tackle the California wildfires with the..
Bang Showbiz