Rai Radio 2 is among the highest-rated Italian radio stations in terms of audience share; its most popular show, Viva Radio2, is hosted by the popular comedian and TV/radio personality Fiorello, together with Marco Baldini.
On 13 December 2012, Castelli said during the satirical talk show of Rai Radio 2 "Un giorno da pecora" he will not seek re-election to the Italian general election, 2013
BBC Radio 4 | BBC Radio 1 | radio | BBC Radio 2 | RAI | BBC Radio 3 | BBC Radio | All India Radio | CBC Radio | CBC Radio One | BBC Radio 5 Live | RTÉ Radio 1 | Sirius Satellite Radio | 2012 in radio | Canadian Radio-television and Telecommunications Commission | Radio City Music Hall | Sirius XM Radio | CBS Radio | Public Radio International | BBC Radio Scotland | Radio 4 | talk radio | Talk radio | Pacifica Radio | Radio broadcasting | Moody Radio | Radio 2 | Radio France | Rádio e Televisão de Portugal | Radio Caroline |