Photo SpecialHot Summer Party Nights!
J. Lo gets low! Gerard sings karaoke! Paris pops bubbly! See how the stars spend their hot summer nights
Credit: Snaper App/Celebrity Vibe
Updated: Wednesday Aug 04, 2010 | 06:00 AM EDT By: Alison Schwartz
More from PEOPLE
- The Bachelor's Leading Man for Season 21 Revealed
- Read the Cover Story: The Gosselins 10 Years Later: 'So Much Has Changed'
- Halle Berry Looks Flawless in a Bikini at 50
- DeKoding KarJenner Style: Why Kendall Cuts Her T-Shirts
- Lauren Conrad Revealed That a Certain Game of Thrones Actress Is Her Girl Crush