Flaming Dr. Pepper (alternative)

1/2 oz Amaretto
1/2 oz Bacardi 151 proof rum
6 oz Lager

Put Amaretto in bottom of shot glass, top with Rum. Pour Beer into glass. Light shot, pick up shot by the sides and drop entire shot glass (bottom first) into beer. When bottom of shot glass hits bottom of beer glass chug (the beer will put out the flame).