Episode 38 of "Smallville"
s02e17 Rosetta
Title: Rosetta
Original Air Date: 02/25/2003 on WB
Director: James Marshall
Writer: Alfred Gough, Miles Millar
Guest Stars: Rob LaBelle (Dr. Fredrick Walden), Barclay Hope (Doctor), Joe MacLeod (Delivery Boy)
Plot Outline:
Clark travels to New York to meet Dr. Swann, a brilliant scientist who holds a message for Clark from his home planet. Meanwhile Lana decides to move out of Chloe's house after they get into an argument about Clark.