From extravagant weddings and big breakups to Sandra Bullock's bittersweet year -- ET presses rewind on the pop culture remote for a wild year in review!

The most shocking splits of the year revolved around cheating scandals that sent husbands packing! Sandra Bullock dumped Jesse James after he admitted to having affairs, while "Desperate Housewives" beauty Eva Longoria Parker filed for divorce from husband Tony Parker amid cheating allegations. Not surprisingly, Tiger Woods' wife filed for divorce after numerous mistresses told sordid sexual stories about the golf pro. See ET's most shocking celebrity splits of 2010

In legal news, the trials and tribulations of Lindsay Lohan captivated the nation as the troubled starlet went on trial for a probation violation that ended with her in being taken out of court in handcuffs on her way to jail. 

Two of the biggest weddings in 2010 united celebrities, as well famous faces in the political world. Katy Perry and Russell Brand chose to ditch the Hollywood glamour and exchanged vows in a traditional Hindu ceremony in India, while Chelsea Clinton wed longtime beau Marc Mezvinsky in a traditional yet lavish affair Stateside. See the most talked about celeb weddings of 2010

In what will surely be one of the most notable weddings of 2011, the engagement of Prince William and Kate Middleton made huge headlines this year. ET profiled the couple in a romance gallery, plus offered up the royal bachelors still looking for love!

Celebrities who slimmed-down in 2010 were met with huge fanfare because of their concentrated efforts! From Kelly Osboune to Jennifer Hudson, everybody loves a makeover! See 10 major celeb slimdowns revealed.

Sadly, this year we said goodbye to many beloved stars, including Gary Coleman, Cory Haim, Brittany Murphy, Dixie Carter, Rue McClanahan, Leslie Nielsen and more. See stars we lost in 2010

Famous kids grabbed headlines just for being so adorable! From Suri Cruise to Kingston Rossdale,  see Hollywood's most stylish tots

In the wacky world of reality TV, no other couple comes close to the out-there antics of Heidi Montag and Spencer Pratt! The duo first announced they were separating, even officially filing for divorce. They later called off the split, but they didn't just get back together -- they renewed their vows! See their on again/off again relationship in pics. Meanwhile, Heidi's whopping 10 cosmetic procedures in a single day has made her one of the five most talked-about plastic surgery transformations of all-time!

Overall, 2010 will go down as the year of the celebrity Tweet. The stars took to the social media network that instantly connects them with their followers; posting personal updates and naturally putting the smackdown on tabloid rumors. See the most influential celebs on Twitter

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