Winter Warlock 

Noun

one who was once cold-hearted, but becomes a nice person after the introduction of something new in his or her life.

(from the popular children's christmas claymation movie, Santa Claus is Coming to Town)

Fool #1: "Wow Patty is a Winter Warlock!!"
Fool #2: "Yeah, well Andy gave her the choo choo train and now her icy cold heart is melting."
Patty: "I love you fools."

Winter Warlock by qua? February 4, 2009