Pop Tarts: TomKat Takes Beckhams, Beckinsale, Heidi and Seal on Secret Getaway

Victoria Beckham must not have been partied out enough after her string of 34th birthday celebrations late last week, because she kept the festivities rolling for another 24-hour soiree.

Pop Tarts has been told exclusively that Posh and her hubby, David Beckham, boarded Tom Cruise's Gulfstream private jet at Burbank Airport on Tuesday night (so we assume that Vic and Katie Holmes are still friends and Katie and Tom are still together) for an overnight jaunt to Napa Valley with the star-studded couple.

Also joining the Cruises and Beckhams: Kate Beckinsale and husband, Len Wiseman,