The old boys debuted as the Rockford Gravens on October 10, 1987. Old boys is for players over 35 years old looking for a game against peers, not speedy 19 year olds. The team was founded by Mike Andrew in 1987. A tough side to beat from the start they improved considerably September,1993, when they merged with the Sycamore Old Boys to form the Old Kishwaukeeans. The O.K.'s are made up of players from all over northern Illinois, eastern Iowa, and southern Wisconsin.
Many junior clubs feed the O.K.'s membership roles.
Members include former players from Rockford, Sycamore, Elgin, Lions, Griffens, NW Indiana, Dubuque, Wisconsin, SS Irish, Lake County, and others.