John Travolta has agreed to poke fun at himself at the 2015 Oscars. The 'Grease!' actor infamously read 'Let It Go' singer Idina Menzel's name as Adele Dazeem at the 2014 Academy Awards and he has agreed to spoof the gaffe during a sketch with next year's host Neil Patrick Harris. A source told media, that ''Neil and his team wants to reference the moment at this year's awards and John was happy to send himself up.