When your lady friend bit off a man's finger earlier in a battle and now threatens to start biting off your apendages if you're lying...but you're the God of Lies...
LOKI!!! FOR THE LAST TIME, LEAVE MY PORTRAITS BE!!! *Thor growled as he punched the pillar next to the family portrait, Thor now sporting a mustache and sunglasses.* Tasteless, even if it is quite hilarious.... oh wow, I sure can rock a mustache.