Description:Tom Cruise and Katie Holmes' wedding went down in Hollywood history as one of the most extravagant, lavish affairs. ET was on the scene for the romantic nuptials on November 18, 2006. Katie sadly decided to end their union, with the news coming out on June 29, 2012. RELATED: Tom Cruise and Katie Holmes Divorcing Tom treated his blushing bride to a wedding of royal sorts at Odescalchi Castle in Italy. ET interviewed Will Smith, Jada Pinkett Smith, and Brooke Shields about scoring the coveted invi(5:26)