Apple's next generation iPhone, called iPhone 5, is expected to be released in a few hours from now.

According to Retrevo's new Technology LifeCycle analysis study, about 62% of the smartphone users are likely to buy iPhone 5.

If you are an iPhone fan and are awaiting the launch of the GenNext smartphone from Apple, here is a caution for you: There are a number of celebrities who have been impatiently awaiting its launch.

Watch out for them, for they might want to get the smartphone ahead of you.

Here are some of them.

Celebs waiting for iPhone 5
Tiger Woods of the U.S. holds his iPhone after photographing playing partner Mark O'Meara with it on the 10th green during a practice round for the 2010 Masters golf tournament at the Augusta National Golf Club in Augusta Reuters
Celebs waiting for iPhone 5
Vanessa Hudgens takes a photo with her sister Stella on her iphone as they watch the Los Angeles Lakers play the Phoenix Suns in Los Angeles Reuters
Celebs waiting for iPhone 5
ISS crew member U.S. astronaut Scott Kelly looks at his iPhone after putting on his spacesuit at Baikonur cosmodrome Reuters
Celebs waiting for iPhone 5
Lambert Wilson arrives on the red carpet for the screening of the film Des Hommes et des Dieux (Of Gods and Men) in competition at the 63rd Cannes Film Festival May 18, 2010. Reuters
Celebs waiting for iPhone 5
Actor Greg Grunberg, star of the series "Heroes", pretends to drink from his iPhone, at the NBC All-Star party in Beverly Hills Reuters
U.S. Actor Dennis Quaid
After a troubled year, actor Dennis Quaid has filed for divorce from his wife of eight years, Kimberly Buffington-Quaid. Reuters
Celebs waiting for iPhone 5
Actor Ashton Kutcher records himself with an Iphone as he arrives for the premiere of "The Joneses" in Los Angeles, California April 8, 2010. Reuters
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