You have to authenticate with an original GTA disc each time you play.
Picking our rogue.
Pagers are still (somehow) worked into 1969.
Oooh! A Shaguar!
Plenty of bleedin' slang, sunshine!
Not all vehicle work - chase and shoot these guys on foot.
Smoke and marks on sharp turns.
The camera auto-adjusts its height based on your speed.
Cockney rhyming slang? Oi!
Brief cutscenes between completing full missions.