"EVOLVE" and the 5 look very close to Peignot.

- Mike Yanega

I know this is an old post from over a year ago, but I think I figured out the font for the 5 in "5 Gum". Its from the Krptonian font and its the lowercase letter "t". Here is a link to download that font in case you want it.
http://www.supermanhomepage.com/downloads.php?cat_id=1&file_id=10