epa03522300 An Egyptian man stands in front of banners depicting Egyptian satirical TV show host Bassem Youssef in front of a theater in Cairo, Egypt, 02 January 2013. Egyptian prosecutors on 01 January began investigating Youssef for allegedly defaming President Mohamed Morsi on his program. Youssef has been satirizing speeches by Islamists in his recent episodes, broadcast on a private Egyptian Satellite channel. Youssef is known as "Egypt's Jon Stewart" - a reference to the US political satirist who hosts Comedy Central's Daily Show. EPA/KHALED ELFIQI *** Local Caption *** 03522300.jpg