Simple
UNION!
هتاف Philadelphia
Philadelphia Union (27 Songs)
The most basic chant
هتاف Oh Union
هتاف Stickin' to the Union
Usually sung after a opponent goal. Unveiled during the team name announcement. *Ed: See Youtube
هتاف Sons of Ben
Sons of Ben Muppet Song
هتاف Faux Vuvuzelas
Used when the opposing side is attackin the net, because the are annoying as all hell. Thank You South Africa!
هتاف Go Mental
MENTAL (to the tune of Yankee Doodle)
هتاف Sietz Everybody
Sung after a save by goalkeeper Chris Seitz.