Sammi «Sweetheart» Giancola had to prepare for amid her return to MTV's .Giancola spoke to ET's Rachel Smith ahead of 's season six midseason premiere, where she shared how she prepared to reunite with her ex, Ronnie Ortiz-Magro. «I knew if I was gonna do the show again that he would eventually be there, or there would be a situation where Ron and O would have to work together,» Giancola said.