Regular Show: Caffeinated Concert Tickets/The Unicorns Have Got To Go/Free Cake/Death Punchies/Don

Mordecai and Rigby make a deal with a Coffee Bean to help them stay awake to work major overtime to pay for concert tickets./In order to impress Margret and ask her out, Mordecai hangs with a bunch of punk Unicorns who say they can help him get his lady./Mordecai and Rigby throw Skips a surprise birthday party in order to get free cake./Rigby is sick and tired of losing at punchies to Mordecai so he decides to do something about it./Rigby's estranged accountant brother comes back to help save the park from an audit. While everyone loves Don, Rigby wants nothing to do with him.