'Inside the Royal Wedding': Sneak Peek (Video)

A new preview gives viewers an inside look at the upcoming TLC special on William and Kate's wedding.

TLC has released a sneak peak of William and Kate: Inside the Royal Wedding, just hours before its premiere.

The one-hour television special will take a behind-the-scenes look at Prince William and Kate Middleton's lavish April 29 wedding, visiting the event's organizers and revealing unique details about Kate's wedding dress, William's bachelor party, the couple's honeymoon plans and more.

William and Kate: Inside the Royal Wedding airs Sunday, March 27 at 10 p.m. on TLC.