On last week's fantastic episode of The Vampire Diaries, a fellow student was bossing around Bonnie at the charity car wash.

Big mistake.

Bonnie used her ever-growing witch powers to dry off a vehicle... with fire!

While Stefan intervened and snapped Bonnie out of it (how did he know what was going on?!?), viewers were left to wonder: How did the show pull that stunt off? Watch the video below for the answer"

[video url="http://www.tvfanatic.com/videos/vampire-diaries-fire/" title="Vampire Diaries Fire"] [/video]

Don't miss this week's new installment of The Vampire Diaries, as fans take an eerie, fun trip down memory lane.

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.