Melissa Gorga gave a brutally honest answer when asked how she and Teresa Giudice managed to film together after their bitter feud. Ahead of the 14th season of The Real Housewives of New Jersey, the “On Display” singer, 44, admitted it was quite an adjustment to work on the show alongside her estranged sister-in-law, 51, after the two made it clear they never wanted to speak to each other ever again. “The biggest misconception is that it’s going to be more drama between me and my sister-in-law,” Gorga said of what fans can expect from the upcoming installment of the hit franchise. “We don’t ev…