Histamine may be elevated with any condition that activates mast cells, and the release of histamine may be triggered by a wide variety of substances. An allergic reaction to a food is thought to be the most common cause of anaphylaxis.
Fur Rendezvous is a winter celebration of Alaska's fur trapping and trading heritage that is held in Anchorage each February. The Fur Rendezvous dates from the 1930s; the Alaskan fur trade dates back to the days when Alaska was a Russian territory.
In the night club, Ron plays jazz flute in the style of Ian Anderson, lead singer and flautist of Jethro Tull. Ron blurts out Hey Aqualung! at the end of the song, a lyric from the Tull song Aqualung, the title track of their 1971 album. In addition, the riff that he plays on the flute just before he does so is the main riff of the same song.