The original members of the a cappella group, Straight No Chaser, perform their mix of "This Is How We Do It", which also includes "Thank You" and "Motownphilly" by Boyz II Men, as well as Blackstreet's "No Diggity". If you want to see more of this group, get the DVD here: http://www.a-cappella.com/product/646/video-performance-pop Head to http://store.sncmusic.com to get Straight No Chaser's album 'Holiday Spirits'!