The upcoming episode of The Real Housewives of New Jersey (airing July 21) continues where the drama left off, with Joe Giudice wrestling his brother-in-law Joe Gorga to the ground.In the preview clip, Joe's wife Melissa Gorga and others desperately trying to pull them apart. But there is one person noticeably sitting on the sidelines, not helping to break up the two men: Kathy Wakile.Now, the RHONJ cast mate is opening up about why she stayed out of the way.