10 Cutest Summer Couples

CALIFORNIA COUPLE
Heroes star and bikini girl Hayden Panettiere gets a lift from boyfriend – and Laguna Beach hottie – Stephen Colletti during a playful date in Venice Beach.


GOING STRONG
While filming a video for her "Girlfriend" remix, Avril Lavigne hooks up in L.A. – with her husband, Sum 41's Deryck Whibley. The two celebrated their one-year anniversary July 15.


'HIGH SCHOOL' SWEETHEARTS
High School Musical 2's Vanessa Hudgens helps costar – and boyfriend! – Zac Efron keep cool on a hot day in New York. "We kind of clicked from the very beginning," he told PEOPLE of meeting Hudgens on the set of HSM.


SINGING DUO
Miley Cyrus has the support of one of her biggest fans during a stop at MTV's TRL: her beau, pop-rocker Nick Jonas. And what do the 14-year-olds do when not at work? "I like to go see movies," Jonas says of a typical date night.


SHORE THING
Laguna Beach's Kristin Cavallari – no stranger to a beach romance – smooches boyfriend Nick Zano between games of volleyball and soccer outside the Polaroid Beach House in Malibu.


A PERFECT MATCH
Entourage star Adrian Grenier enjoys a good game – of volleyball, that is – with his girlfriend, Sports Illustrated swimsuit model Melissa Keller. The twosome, who checked out the AVP Long Beach Open, have been dating on and off for two years but stepped it up this summer.


LOVE IN LONDON
Keira Knightley and beau Rupert Friend seem to enjoy summertime in London as much as they enjoy each other as the Pride & Prejudice costars connect during one of their typical strolls in the British capital.


WORKING ROMANCE
High School Musical 2 star Ashley Tisdale celebrates her 22nd birthday in Hawaii with boyfriend and Honolulu native Jared Murillo, a backup dancer for the HSM tour. (See if you can spot him in this clip of her performance of "Be Good to Me"!)


J'ADORE L'AMOUR
Becoming Jane star Anne Hathaway holds tight to her Italian boyfriend of three years, Raffaello Follieri, while walking through Paris. "He's protective without being possessive," she told PEOPLE of her man.


SUMMER OF L.O.V.E.
Ashlee Simpson kicks off the season with a 28th birthday bash for her Fall Out Boy, Pete Wentz, at New York hot spot Angels and Kings. Since then, they've made the rounds – from Beverly Hills to Miami and back East in Watermill, N.Y.

Re: 10 Cutest Summer Couples

OMG, they're all so young!

I feel OLD!