Watch: STEEL PANTHER Joined By *NSYNC’s JOEY FATONE For ‘Sing-Off’ At Orlando Concert

*NSYNC singer Joey Fatone and STEEL PANTHER’s Michael Starr engaged in a sing-off during the latter band’s concert on March 10 at Plaza Live in Orlando, Florida. Fan-filmed video of Fatone’s appearance can be seen below. Fatone had joined STEEL PANTHER on stage a number of times in the past, includi…