Smallville :

When Dr. Fredrick Walden, the famed linguist who was injured while studying the caves, awakens suddenly from a coma, he possesses fantastic powers and goes on a dangerous mission.

Meanwhile, Lana helps Clark celebrate his 'birthday' in a very special way. Lex and Helen endure doubts and stress while planning their wedding. And Lionel forges a surprising alliance with Chloe.