From The TimeSplitters Wiki

In the Monkeying Around Challenge levels, as the name suggests, Monkeys are involved. In 3 of them you have to shoot the monkeys. In 2 of them you have to shoot melons that the monkeys are carrying. In the final challenge, you play curling with monkeys.

TS2

• Simian Shootout
• Monkey Mayhem
• Dam Bursters

TSFP

• Electro Chimp Discomatic
• Melon Heist
• Brass Monkeys