Lookalike

Who is this I see trying on my face? I went to bed one night and he took my place And now he's doing anything, trying to take me to outer space But there's more on Earth than's dreamt of in your psychology He don't act like me, but we lookalike He don't act like me, but we lookalike He don't act like me He don't act like me He don't act like me, but we look alike We look alike We look alike We look alike We look alike We look alike We look alike We look alike