When the park's bowling team, "The Park Strikers" make it to the championship match in a bowling tournament, Death, the lead member of the rival championship team threatens to reveal Skips' secret if he does not back out.

Death will spare Muscle Man's life if Mordecai and Rigby babysit his kid and have him asleep before he returns.

When their boss Benson accidentally breaks Mr. Maellard's autographed guitar, Mordecai and Rigby have to help him replace it.

Mordecai has a date with C.J., but he unfortunately also has to babysit Death's 300-year-old son, Thomas.

Muscle Man gives the group a list of things that he wants to do before "the end." When everyone realizes he is serious, they decide to make Muscle Man's final wishes come true.

The gang try to support Pops for the imminent battle against Anti-Pops.

Allies from both sides rally together for the epic fight. However, Pops and Anti-Pops are once again at a stalemate. Mordecai and Rigby are forced to jump between the two factions.