is she a part of any band?
No. But she performed with Maroon 5 and Sugarland
Sara Bareilles
In 2011, as pop rock band Maroon 5 was touring in promotion for their "Hands All Over" album, Bareilles contributed to the female vocals (originally belonging to Lady Antebellum) for the song "Out of Goodbyes". She appeared with the band Sugarland for a cover of Dexys (Midnight Runners)'s "Come on Eileen" in a YouTube exclusive. 
who sings somebody that i used to know originally Gotye who composed it? Gotye is it part of any album or band? It is the second single from Gotye's third studio album, "Making Mirrors" can you name any other version of it? It has been covered by several artists including a cappella group Pentatonix, Ingrid Michaelson, The Fergies, and Sam Tsui what is the musical style of the mentioned album? UNANSWERABLE was the above singer internationally successful after launching this album? Yes. The single "Somebody That I Used to Know" reached number one on the "Billboard" Hot 100 the artists who sang the cover versions; with what did the last person start his career? He appeared on "ABC World News" singing The Jackson 5's "I'll Be There" where is he from? Blue Bell, Pennsylvania is he related to any online platform? Yes. He has his own YouTube channel, apart from his collaboration with Kurt Schneider who is this last person you mentioned? His producer and accompanist who did the second cover version artist collaborate with in his life? William Fitzsimmons and Sara Bareilles for which work did he collaborate with this latter person? They co-wrote "Winter Song"
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Sara Bareilles [SEP] Collaborations with other artists
In December 2010, Bareilles and fellow singer Ingrid Michaelson performed "Winter Song" for the Obamas and many spectators at the National Christmas Tree Lighting. In 2011, as pop rock band Maroon 5 was touring in promotion for their "Hands All Over" album, Bareilles contributed to the female vocals (originally belonging to Lady Antebellum) for the song "Out of Goodbyes". She appeared with the band Sugarland for a cover of Dexys (Midnight Runners)'s "Come on Eileen" in a YouTube exclusive.