The massive music extravaganza Lollapalooza (August 5–7) arguably lures more A-listers to town than any other event of the year. If you’re in the mood for celeb spotting, use this handy guide to up your chances of quaffing a pint alongside Dave Grohl or Cee Lo. PLUS: Get yourself in the festival mood with these videos of some of this year’s acts in concert

Lolla celeb-spotting map