GriffinPuff
when Dumbledore has too much wine at the points ceremony and combines 2 names
Dumbledore: ok slytherin you got 510 points, but since harry potter did a backflip and almost died he gets 600 points, griffinpuff wins! *passes out because of alcohol intake*
Griffinpuff
When Dumbledore is drunk on butterbeer.
Dumbledore: 10 MILLION POINTS TO GRIFFINPUFF