10 Funniest Buffy The Vampire Slayer Episodes

In the sunny days of season four, Buffy making out with Spike (her sworn enemy, by the way) was not only a repulsive thought, but also the highest source of comedy.

In one of Willow's first big magical blunders, in the aftermath of her breakup with Oz, she casts a spell to have her will done that works in unexpected ways.

Giles turns blind, demons from all over are attracted to Xander (in not only a literal play on his romantic trysts with demonkind, but also a throwback to the attractions caused by his own spell in Bewitched, Bothered and Bewildered). Spike, who has hitherto been tied up in Giles' Apartment drinking pigs blood, is set loose upon Buffy's tonsils, as the new couple plan their ideal wedding.

In a blink-and-you'll-miss-it guest star moment, Willow even accidentally (and without noticing) turns Amy back into human form from a rat, before just as accidentally turning her back.