Misc: Whats the symbol of the zodiacal sign Gemini?

Questions

what was superman's name on the planet of his birth, krypton??

what group did jeff beck play with before the yardbirds??

who recorded "still the same" in 1975??

who owns the car with eieio on its license plate??

who was the only actor in the tv & movie versions of m-a-s-h??