Yes, that was Sir Mix-A-Lot
This Geekwire post does a great job of explaining the Seatac Airport “Experience the City of Music,” an initiative set to bring the sounds of Northwest artists and the spirit of our music scene to Sea-Tac’s busy halls:
One day in 2008, Port Commissioner John Creighton and Seattle Office of Film and Music Director James Keblas landed in Austin for the Seattle Chamber’s Intercity Study Mission. Noting how that city marks its musical heritage with exhibits throughout the airport, Creighton turned to Keblas and asked, “Why don’t we have something like this in Seattle?”
Read more here.