You Are My Soul Mate! (2001)

Stella is a fat Greek woman who lives in Australia. Vicky, is also Greek and lives in Australia, but she is a beautiful model. After she is engaged to Nikos, she takes the plane to Greece where she is supposed to meet Nikos' family and spend a few days with them before he also arrives for the wedding. Stella is also on the same plane going to Greece to meet Grigoris, a man she has "met" through the Internet. Feeling anxious about meeting Nikos' family Vicky proposes to Stella to "switch sides" and take each other's place after their arrival at Greece.