Mistletoe white berries that it bears in clusters of two to six. The Eastern mistletoe of North America is similar, but has shorter, broader leaves and longer clusters of 10 or more berries. The word 'mistletoe' derives from the older form 'mistle' adding the Old English word "tān" (twig). 'Mistle' is common Germanic (Old High German "mistil", Middle High German "mistel", Old English "mistel", Old Norse "mistil"). Further etymology is uncertain, but may be related to the Germanic base for 'mash'. Parasitism has evolved at least 12 times among the vascular plants . Molecular data show the mistletoe habit has evolved
Under the Mistletoe collaborating with Bieber on the album.<ref name="Other Collaborations/Name Release"></ref> On September 30, 2011, Bieber released the official album cover and album name on Facebook. On October 4, 2011, Mariah Carey revealed that she and Bieber recorded her song "All I Want for Christmas Is You" as a duet for the new album. Justin's version of the song "Santa Claus Is Coming To Town" from the motion picture Arthur Christmas, as samples the song "I Want You Back" by the "Jackson 5". The album's first single "Mistletoe", was written and produced with The Messengers, and it was released on October 17,