Smallville (2001)

S04E18 Spirit

On the night before the Smallville High School Prom, the arrogant Prom Queen hopeful, Dawn Stiles, ends up in a coma after crashing her car into a ravine filled with kryptonite. While her physical body lies unconscious, Dawn's spirit gains the ability to inhabit others, allowing her to pursue her Prom Queen ambitions. Possessing Martha, she flirts with Clark and invites him to the dance. Meanwhile, Lana plots revenge on Dawn's ex, Lois devises a plan to ensure she attends Prom with Clark, and Chloe conspires to ignite chaos at the school on Prom night.