After completing all 100 fares in the taxi side quest, Toni is rewarded with a special taxi called Bickle '76. This is a reference to Travis Bickle, the character played by Robert De Niro in the 1976 film Taxi Driver.
Fireman Sam is another kids TV show and GTA LCS multiplayer, there is a firefighter character called Sam.
When Toni is dressed as a lawyer, he pretends that his name is Lionel. It is possible that this is a reference to Lionel Hutz, the lawyer from The Simpsons.
"Mr. Benz" is a clothes store where Toni buys a tuxedo and lawyer outfit. Mr. Benn is a man in a TV show who goes to a clothes store, puts on some clothes, and leaves through a second door, which takes him to a magical place.
The Mainframe is a movie due to be released in 1998. It is a parody of The Matrix.
L.S. Backdoor is a movie advertised near Francis International Airport. The movie's name and poster, which reuses the Vinewood sign and pedestrians from Grand Theft Auto: San Andreas, is a parody of 1997 movie L.A. Confidential. The movie is referenced again in the mission nameL.C. Confidential.
