Derek in “Unfinished Business”

[Sam fires his date Leeza while in a restaurant. She screams about being dumped and when he calms her down her hair gets caught on fire by the burner of the fondue he especially arranged earlier. Sam immediately shoves her head into an indoor fountain behind them]

[turns back from the sight to speak to his blond date] 'Saw that coming. That coconut hair mask is crazy flammable.