A magician explains what parity is after using it to do a magic trick.

The Profit visits Las Vegas and wants to invest in potential businesses using his own money. He is eager to see what is out there for him.

After stumbling upon what he thinks is a mirage, a man tries to buy a glass of lemonade in the desert. Unfortunately, he is one cent short.

Charlie explains the rules of Blackjack and how players are able to count cards.

Jack asks Liz Lemon what she sees for herself professionally in five years. After she resists wanting to be his successor, he shows her the starting salary. She decides to go corporate.