Joe Jonas: Thorns & Thissles

Joe Jonas plays it cool as he takes a walk in Beverly Hills on Tuesday afternoon (April 12) in sunny Los Angeles.

It was just revealed that the 21-year-old musician is collaborating with Chris Brown on his debut solo album.

Producer Hit Boy tweeted a pic from the studio, saying, “@joejonas @HitBoy_SC @chrisbrown just did a smash! Whooo.” Can’t wait to hear it!

10+ pics inside of Joe Jonas…