Shane van Gisbergen has (probably) just set a record for the shortest retirement in sporting history. Ater announcing that he was going to walk away from the sport at the end of 2012, he has just announced that he has signed up with Tekno Autosports to race in 2013:
http://www.3news.co.nz/VIDEO-Shane-van-Gisbergen-talks-about-move-to-Holden-in-the-V8-Supercars/tabid/415/articleID/284177/Default.aspx
Although it is becoming apparent that the annoucement of his retirement was a ruse to get out of his contract, probably because he didn’t have much faith in driving a Mercedes for Erebus Motorsport.