I choose my own letter.

[dj_quack_quack]

X!

1.Xylophones!
2.Xavier the Professor!
3.Xavie!
4.X-ray gunz!
5.X-rated movies that are completely c3ns0r3d.
6.X-tra bacon
7.XBOX, duhz.
8.X the song by System of a Down.
9.X the drug but never again.
10.Xing stuff out or striking though it will apt.