Greatest Hits!, also known as In Too Deep!, is a mission in Grand Theft Auto 2 given to protagonist Claude Speed by Redneck boss Billy Bob Bean. The mission is available from the bottom of the two yellow Redneck phones in the Mobile RV Park of the Residential District.
The Zaibatsu has sent several hitmen to kill Billy Bob Bean, so he hires Claude to kill them all before they can complete the job. Afterwards, he sends Claude to murder Flambo Cortez, a well-known Zaibatsu mercenary.
Completing the mission will give you $50,000.