Sources:
mspaintadventures.com/?s=6&p=003730
mspaintadventures.com/scratch.php?s=6&p=005845
It’s possible this is also the same Unreal Air that Dirk’s bro used to abscond after his strife with the ICP at the White House, though there is no evidence of this yet.
“The little coolkid is making a mess of his lovely new horseleather bib.”
Source: http://www.mspaintadventures.com/?s=6&p=004666
If you use Shift+T in the mushroom village and enter shoosh:doof you will play as dave.
Source:http://www.mspaintadventures.com/?s=6&p=004979
Dad Egbert was strong enough to punch an imp through a wall on Derse.