A Miracle of Oam and Somwung (1998)

When simple guy Somwung (Lift-Supoj) mysteriously switches bodies with superstar Oam (Oil-Thana), their lives are changed forever. Oam begins to learn what life is like for an average person, while Somwung learns about the dark-side of fame, as people try to become famous by meeting him. The two slowly begin to realize that the only person you can be is yourself and try to discover a way back into their original bodies.