Happy Fourth of July! We're celebrating with a look at stars who keep the sparks flying with hot PDA when the weather heats up. Last year, Jennifer Garner gave Ben Affleck a sweet peck while attending a Fourth of July parade in LA, and Justin Timberlake could not keep his hands of wife Jessica Biel a few Summers back. Anna Kournikova and longtime boyfriend Enrique Iglesias took their heat to a park bench in Miami, and most recently, Olivia Wilde and Jason Sudeikis hopped in the Hawaiian waters for a bit of waterfront PDA. You have to click to get the hottest celebrity PDA moments of the season!