<span class=normal>As we are marching towards the end of the grand gala year 2012, Bollywood Hungama gets nostalgic about all the events that made the year that it was. The year 2012 also saw the new season of the widely watched reality game show Kaun Banega Crorepati (KBC). While this show transformed many a mere patis into overnight crorepatis, courtesy Amitabh Bachchan, it also saw many celebs participating as special guests (read contestants). We look at all the special episodes in which the celebs participated and the social causes to which they donated their prize money:<BR><BR> <br><p class=clear>&nbsp;</p>Celebs: Sridevi & Gauri Shinde<BR><BR><br><p class=clear>&nbsp;</p>2012 saw the original Bollywood queen bee Sridevi making a grand comeback with the film English Vinglish, which marked the debut of director Gauri Shinde, who also happens to be the wife of R. Balki, the man who directed Paa and Cheeni Kum. Even as the two ladies sat opposite Big B, there was nostalgia in the air, as Sridevi was meeting Big B after many years since their last film together Khuda Gawah.<BR><BR><br><p class=clear>&nbsp;</p>Prize Money won: Rs. 6, 40,000<BR><BR><br><p class=clear>&nbsp;</p>Earnings donated to: School for the Blind and the Deaf</span>