1. Laugh until your sides split at the Detroit Improv Festival.
2. Explore Shed 5 Flea at Eastern Market.
3. Check out the Detroit Beer & Wine Festival.
4. Celebrate literature and authors at the Rust City Book Convention.
5. Enjoy eats and beats at the Ribs and R&B Music Festival.
6. Support independent filmmakers at the Trinity International Film Festival.
7. Catch the Detroit AllStars in action and see the last home game of the season for the Motor City Disassembly Line.
8. Take a stroll around the Totems Riverfront Arts Festival.
9. Catch the season's final performances of a play about Detroit icon Ernie Harwell.
10. Rock out at Rockin’ on the Riverfront with Bret Michaels.

Kickoff list from Crain's Detroit Business. Add your suggestions below.