name that Beatles song! or finish the lyrics.

um..pretty self explanatory.

1 I'm looking through you....
2 there's nothing you can do that can't be done...
3 what would you do it I sang out a tune..
4 here comes the sun, doo da doo da, here comes the sun and I say..
5 and in the end...
6 ya say it's your birtday!....