The weekend always brings the best gossip out of Hollywood, and that makes Monday's Showbiz Top 5 that much sweeter!  Today's Showbiz Top 5 includes:  A few celebrity weddings - Miranda Lambert & Blake Shelton and Tamera Mowry & Adam Housely.  An update on ex-'Idol' contestant Pia Toscano.  The details on 'The Jersey Shore's' first weekend filming in Italy.  Are Justin Timberlake and Olivia Wilde together?  And lastly, Mariah Carey gets a visit from child services!  Get all of your Hollywood gossip right here every morning  from Kellie Rasberry!