Blabbermouth. net reports that Stone Sour's Corey Taylor joined Alice In Chains onstage at Saturday's (Oct. 7) 99.5 Fan Fest show at Verizon Wireless Amphitheatre in San Antonio, TX to sing lead vocals on the AIC classic "Would?" as thousands of fans cheered them on

Vote Stone Sour into MTV2's Elite 8! All you have to do is go HERE, click on the 'Vote' link and choose Stone Sour's "Through Glass" as the video you want to see. You can vote as many times as you'd like, so go wild!