Listen to the man, fools.
All Weekend Long:
- Maryland Film Festival, Downtown Baltimore, check website for details
- American Idiot, The Hippodrome, check website for details
- Paul Rieser, Magooby's Joke House, 9:45 p.m., Fri and Sat
- Cromwell Valley Art Festival, Cromwell Valley Park, check website for details
- Taylor Swift, Verizon Center, 7 p.m. Sat and Sun
- Baltimore African Violet Society Show and Sale, The Shops at Kenilworth, check website for details.
- The Sweetlife Festival, Merriweather Post Pavilion, 12 p.m.
- Charm City Roller Girls vs. Columbia Quad Squad, DuBurns Arena, 5:30 p.m.