Yesterday Lady Gaga stopped by WestwoodOne studios in Los Angeles and made an appearance on the Zach Sang Show. She discussed the creative process behind her new single Perfect Illusion and album JOANNE, and much more. She also announced that she is going to perform with Hillary Lindsey tonight (4:38) in Nashville for her Dive Bar Tour. She is also behind the creative process of her new promotional single Million Reasons, premiering tonight. Watch the full interview below.