She probably would've been in the house anyway, being married to Nashville Predators captain Mike Fisher and all. She's on a break from touring after performing around 100 shows in 2016 in the United States and Australia. While at home in Nashville, Underwood
got her nails painted in Predators colors
for support.
But amped up Nashville fans, whose team went up 2-0 on the road against the Chicago Blackhawks in the Stanley Cup Playoffs Western Conference First Round, took it up a notch when Underwood, in her No. 12 Fisher jersey, gave a powerful rendition of the national anthem.
Even Underwood was shocked at how loud the crowd was, as evidenced by her, "Wow" right before she started singing.