Vai's epic guitar-off with Malmsteen was put to him by Corgan, who remembers seeing the pair share the stage in Dallas. “I don’t remember the song you guys were playing, but you were out there with Yngwie and you guys were trading back and forth,” Corgan says. “And he played this one run… I can’t even describe it; it was probably the greatest 10 seconds of guitar playing I’ve ever seen in my life. When asked about ‘Vai versus Yngwie’, Vai recalls, “Yngwie is a special, special case. Steve Vai vs Yngwie Malmsteen: The “Black Star” Duel - YouTube Watch On“With guys like Yngwie, you can't compete.