Joe Jonas: Robot Tee in NYC

Joe Jonas strolls around in New York City on Monday afternoon (September 23).

The 24-year-old musician wore a funky robot tee and cool hat while listening to some music on his walk.

PHOTOS: Check out the latest pics of Joe Jonas

Just over the weekend, Joe was seen performing at 2013 We Day in Toronto with Austin Mahone and Demi Lovato.

“#WeDay #Toronto is unbelievable, I’m so honored to perform here with my brothers. #inspired,” Joe wrote on Twitter about the event.