Twitter-icon.com has a great selection of twitter icons and buttons.
Site: notepub.com (NotePub)
With NotePub you can write public and private notes including pictures, files, links, tags, and encrypted data. You decide who gets to see what, and who can edit your notes.
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!