In the episode , Mrs. Garrison tries reuniting with her ex-boyfriend Mr. Slave .
In the episode , Mrs. Garrison finds out that he is going to marry Big Gay Al after the governor of Colorado legalizes same - sex marriage in the state .
In the episode , Mrs. Garrison tries reuniting with her ex-boyfriend Mr. Slave , but finds out that he is going to marry Big Gay Al after the governor of Colorado legalizes same - sex marriage in the state .