This song is chanting with two groups, that on Sever(North), where the most extreme fans are, and that on Istok(East) and Zapad(West), where the people who came to the match to watch it, not to give support.
Lyrics
NORTH: When you play, Red Star, EAST AND WEST: When you play, Red Star, NORTH: Everytime I will support you! EAST AND WEST: Everytime I will support you! NORTH: I love only you! EAST AND WEST: I love only you! NORTH: And give me victory today! EAST AND WEST: And give me victory today! NORTH: Go for it Red Star! EAST AND WEST: Go for it Red Star! NORTH: Just go for it! EAST AND WEST: Just go for it! EVERYBODY: Ole ole, ole ole, go for it, ole ole Ole, ole, ole ole, OH RED STAR I LOVE YOU!