Bully

Story related, cannot be missed.

Story missions are depicted by the following yellow star icon on the map . You can also press to identify which missions are available to you. The below spoiler lists all missions available to you in Chapter 3:

Balls of Snow
Miracle on Bullworth St.
Christmas is Here
Cook’s Crush (side mission)
Nerd Challenge
Comic Klepto (side mission)
Cook’s Date (side mission)
Nutcracker
Rudy The Red Nosed Santa
Jealous Johnny
Bait
Wrong Part of Town
Tagging
Glass House (side mission)
Greasers Challenge (side mission)
Nerd Challenge (side mission)
Lola’s Race
Tenements
Discreet Deliveries
The Rumble