A. Poison ivy, poison oak, and poison sumac are plants that contain an irritating, oily sap called urushiol. Urushiol triggers an allergic reaction when it comes into contact with skin, resulting in an itchy rash, which can appear within hours of exposure or up to several days later.
Vienna  is a song from Billy Joel 's 1977 album The Stranger, released as the B-side to his  She's Always a Woman  single. In a July 2008 New York Times article, Joel cited this as one of his two favorite songs, along with Summer, Highland Falls.
Elastic Heart is a song by Sia featuring The Weeknd and American producer Diplo. The song is from the soundtrack for the 2013 American film The Hunger Games: Catching Fire. A solo version of Elastic Heart was included on Sia's sixth studio album 1000 Forms of Fear and re-released as a single in January 2015.