Mysti%20Ghost%20is%20the%20mastermind%20behind%20some%20of%20the%20most%20talked-about%20Jellycat%20soir%C3%A9es%20%E2%80%93%20her%20events%20need%20to%20be%20seen%20to%20be%20believed!%20Think%20luminous%20garlands%2C%20floating%20balloon%20formations%2C%20and%20the%20kind%20of%20entrance%20that%20makes%20guests%20gasp.%20Literally.Admittedly%2C%20her%20music%20taste%20leans%20paranormal%20(expect%20a%20lot%20of%20spooky%20synths)%2C%20but%20once%20the%20lights%20dim%2C%20and%20the%20cobweb%20disco%20ball%20spins%E2%80%A6%20Well%2C%20you%E2%80%99ll%20be%20glad%20you%20RSVP%E2%80%99d.