Vivian Wilson 's relationship with her famous father Elon Musk is so bad she cringes at the very mention of his name ... journalists in Spain just found out the hard way ... and it's all on video. Check out this awkward exchange from the Desigual Vintage event in Ibiza ... where Vivian was blindsided by a reporter asking, "Your father the best, no?" Vivian seems stunned ... and when she confirms they're asking her about Elon, she turns heel and storms off. Needless to say, it wasn't exactly the