No, this does not refer to messing your pants, rather it refers to a Kentucky delicacy. The Hot Brown is an open-faced sandwich of turkey and bacon, covered in Mornay sauce and baked or broiled until the bread is crisp and the sauce begins to brown. Many places...
A nickname for Los Angeles, which has a large Iranian population, especially in West Los Angeles and Beverly Hills.
No, it has nothing to do with the ancient civilization of Phoenicia, but is rather a nickname for a resident of Phoenix.
A panty tree is a designated tree below a chairlift on top of which people can throw bras, panties, and the like. Steamboat has such a tree and it's chock-full of undergarments of all colors. It's about midway up the Storm Peak Express chairlift.