Twitter-icon.com has a great selection of twitter icons and buttons.
Site: itshappybunnybooks.com ("It's Happy Bunny" by Jim Benton: Official Book Site)
Welcome to Happy Bunny's Official Book Site, where you can learn more about Jim Benton's It's Happy Bunny books, send funny e-cards to your friends and beat your own score in the It's Happy Bowling game.
Do you have a twitter account? If so it's important
to get as many people as possible to follow you.
Great follow me icon captures attention of the visitors
and brings more followers to your twitter account.
Choose great twitter icon for you website!