One Big Happy
A Tale of Two Hubbies
S1 E5:
On a group trip to Las Vegas, Luke, Prudence and Lizzy visit the chapel where Nick and Prudence got married - only to discover that it was a sham and their marriage is not legal. Lizzy takes it upon herself to plan a spectacular new wedding with a special surprise. However, the group is in for an even bigger surprise about Prudence's past life in England.