FRANKFURT AM MAIN, GERMANY - MARCH 11:  Singer Adel Tawil poses inside the 'John Lennon Education Bus' at the international music fair 'Musikmesse'  on March 11, 2014 in Frankfurt am Main, Germany. The 'Musikmesse' in Frankfurt am Main, held from March 12-15, is the most important meeting place for the musical instrument sector. Manufacturers and trade visitors use to spotlight the latest trends in the music business and live entertainment worlds.  (Photo by Thomas Lohnes/Getty Images)