Here is the full list of all 20 Joe Danger achievements.
Get 30 Combo Stars
Get 15 Time Stars
Attain the ultimate title of Master of Disaster!
Get 5 Target Stars
Complete the first two levels
Conclude the fourth lab tour to be crowned the King of Chaos!
Collect all Pickups on 8 levels
Get 4 stars in one run
Duck and dive through the third lab tour to become the Duke of Destruction!
Get 5 Coin Dash stars
Crash through the second lab tour to become the Commander of Catastrophe!
Find 3 Hidden Stars
Get a level Combo Star
Get a Time Star
Conquer the first challenges in the lab to become the Maestro of Madness!
Send 1 level to a friend
Receive 1 level from a friend
Get a x40 combo
Play until the credits roll!
So dangerous they named him twice! Collect all stars in career mode.