Bob Costas Accidentally Mixes Up Justin Bieber & MLB Star Shane Bieber – Billboard
Guardians-Yankees: Bob Costas accidentally calls Shane Bieber 'Justin
Justin Bieber just threw his 84th pitch - Emmy Award-winning sportscaster Bob Costas hilariously slips up, calls All-Star Shane Bieber, pop star Justin Bieber
Justin Bieber is named at the baseball in commentator blunder
Bob Costas stunned after mistaking Justin Bieber & Shane Bieber
WATCH: Bob Costas Calls Guardians Pitcher Shane Bieber 'Justin Bieber
Justin Bieber is named at the baseball in commentator blunder
Justin Bieber is named at the baseball in commentator blunder
Justin Bieber is named at the baseball in commentator blunder
Justin Bieber just threw his 84th pitch - Emmy Award-winning sportscaster Bob Costas hilariously slips up, calls All-Star Shane Bieber, pop star Justin Bieber
Bob Costas calls Guardians ace Shane Bieber 'Justin Bieber
Justin Bieber is named at the baseball in commentator blunder
Bob Costas calls Guardians pitcher 'Justin Bieber,' has great reaction – NBC Sports Chicago
Guardians-Yankees: Bob Costas accidentally calls Shane Bieber 'Justin
Bob Costas Makes Cringeworthy Justin Bieber Gaffe, Digs Deeper Hole