Kontakt + Ram upgrade = lots of time playing with myself in my room and a very suspicious girlfriend. Thank god for incognito mode.
Knock an enemy off your hood by hitting the side walls
Shoot an enemy off your hood with the pistol
Use a water jug to put off your burning engine
Kill Something with a Grenade
Clear a level after dying five times in it.
Unlock half the category groups.
Take down the UFO
Kill 9 horses
Take down the DHC 2 Beaver