The first band Rob was ever in was called [[Source]].
While attending Andover High School, he formed a band called [[listedBlack]] with current Tally Hall band mate [[Zubin Sedghi]].
<p>On the 2006 website, Rob's bio read thusly:
** ''this insight is courtesy of ben rosenblatt.''</i><ref>[http://stl.dreamerstoday.com/DoubleOOP/rob.html Rob's Bio from the 2006 Tally Hall webpage. Content archived at http://stl.dreamerstoday.com/DoubleOOP/rob.html]</ref></blockquote>
During Tally Hall's hiatus, Rob released two songs based around celebrities: the first of which was [[Shia Labeouf]], which was uploaded to Soundcloud on the 3rd of March 2012,<ref>[https://soundcloud.com/rob-cantor/shia-labeouf Shia Labeouf. 2012. Rob Cantor. Soundcloud.com]</ref> and the second was [[Christian Bale Is At Your Party]], which was uploaded to YouTube July 18th, 2012.<ref>[https://www.youtube.com/watch?v=A8oIDvCl6lA CHRISTIAN BALE IS AT YOUR PARTY by Rob Cantor (AUDIO ONLY). July 18th, 2012. (Video removed?). YouTube. Accessed 21st June, 2019.]</ref>
Shia Labeouf went on to become a viral hit, sparking a re-release of an extended live version, which too, became a viral hit.
On the 14th of June 2019, Rob announced that he had spent the last year writing music and lyrics for Disney's "T.O.T.S." (Tiny Ones Transport Service), a show aimed at kids 2-7 years old.<ref>[https://www.instagram.com/p/Byq0CYfF8KT/ T.O.T.S. announcement. Rob Cantor's Instagram page. 14th June 2019.]</ref>
In June 2019, [[Andrew Horowitz]] revealed on his Instagram page that "Every year-ish Rob sends out royalty payments with a letter attached. they are always...pertinent and...truthful." in the most recent letter it is addressed from Art Bronco Inc in the style of a bulletin. It reads: