OCD
Get all other trophies in the game

Number One
Power Hoagie's Chron-o-John

Number Two
Power Laverne's Chron-o-John

Flush
Acquire a diamond

Yesterday's News
Defeat Purple Tentacle yesterday

Mental Patience
Play the whole game without skipping a cutscene

...Take on the Words!
Sit through the end credits

Rap Sheet: Trespasser
Find Fred's basement workshop

Rap Sheet: Yegg
Open the safe

Rap Sheet: Cheat
Disqualify Harold

Rap Sheet: Vandal
Deflate Oozo

Rap Sheet: Fraud
Try to alter the contract with Booboo-B-Gone

Rap Sheet: Forger
Try to sign the contract yourself with the quill pen

Rap Sheet: Thief
Pick up 15 things that don't belong to you

Rap Sheet: Kleptomaniac
Pick up 30 things that don't belong to you

Rap Sheet: Adventure Gamer
Pick up 45 things that don't belong to you

Master Plumber
Flush 50 objects through time

Moronic Drone
Get a job

Only Hoagie Can Make a Tree
Create a cherry tree

Only George Can Destroy a Tree
Destroy a cherry tree

Windsock it to Me
Change the flag

You Call That a Hint?
Try to wash the dirty car with the brush

Obvious, Really...
Make it rain

Not Raised in a Barn
Close a door

Novelty Enthusiast
Get all six novelty items

WWSCD?
Climb through the chimney with all three kids

Costume Quest
Clothe Laverne in the costume

Chateau Eau Neaux
Make vinegar

It's an Honor Just to Compete
Enter the human contest

Can't Win and Chew Gum at the Same Time
Laverne tries the chattering teeth on her human during the human show

It's an Honor Just to Compete But Winning Is Better
Win the human contest

Alas, Our Lazy Speechwriters Didn't Cover This
Talk to Washington, Jefferson, or Hancock while they're outside

Behind Every Great Man Is a Quality Roadie
Red makes a super battery with only a little help from Hoagie

That Should Have Worked
Hoagie uses battery with Chron-o-John instead of plug

Coffee Achiever
Wake up Dr. Fred

Of Course It Would Still Weigh the Same
Get a tiny sweater

Don't Try This at Home
Microwave the frozen hamster

Now You're Pushing It
Try to microwave the hamster again after he's thawed out

Oh Right, I'm Playing a Cartoon!
Make a skunk

You Suck
Vacuum up a hamster

Dialog Puzzles Are Hard
Get Fred to sign the contract

Dude, It's Like, Cannibalism
Hoagie eats a Hoagie

Music Appreciation Award
Reach yesterday without turning the stereo off

Olive Branch
Return the stamp album to Weird Ed

Energy Conscious
Turn off the television

Games History Major
Play Maniac Mansion

We're All Brothers
Ask the IRS agents if they're related

Are You My Mummy?
Talk to Dead Cousin Ted with all three kids

That Joke Never Gets Old
Squirt five different people with disappearing ink

Missing Pink
Try to mix the red paint and the Booboo-B-Gone

And Then the Universe Explodes
Try to mix the decaf and caffeinated coffees

And Then the Universe Implodes
Try to mix the disappearing ink with Booboo-B-Gone

That Only Works with Alligators
Try to flush the hamster

I'm Sure He'd Never Notice
Try to swap the textbook with the stamp album

ESRB Violation
Laverne thinks about eating the cat

Voiding the Warranty
Try to put something metal in the microwave

Most Annoying Guest Ever
Ring the front desk bell 100 times

Chef
Cook the hamster in Maniac Mansion (Don't try this at home, kids!)