Here is the full list of all 38 Bully trophies - there are 23 bronze, 10 silver, 4 gold and 1 platinum.
Egg 25 cars.
Hit people with stink bombs 50 times.
Buy 100 sodas.
Kick 100 soccer balls.
Gain 100% respect from 2 cliques simultaneously.
Complete Chapter 2.
Complete Carnival Go Kart Races.
Break 300 bottles of the shooting gallery.
Spend 5 hours out after curfew.
Complete Chapter 1.
Pick 50 flowers.
Receive 25 kisses.
Complete six classes.
Complete three classes.
Unlock every trophy.
Trip 25 people with marbles.
Achieve a high score on Consumo, Nut Shots, and Monkey Fling arcade games.
Knock out 200 opponents.
Complete 10 Errand missions.
Complete 20 Errand missions.
Jack 20 bicycles.
Complete go kart street races.
Mow the lawn 10 times.
Have $1,000 in pocket change.
Complete Chapter 3.
Complete Chapter 4.
Travel 50,000 meters on the skateboard.
Say 100 taunts.
Give 50 wedgies.
Complete 30 Errand missions.
Travel 100,000 meters on foot.
Perform 200 wheelies on the bike.
Purchase 250 clothing items.
Travel 100 km on the bike.
Complete Chapter 5.
Amass 160,000 trouble points.
Acquire all room trophies.
Complete all 5 classes for every subject.