<P> Justin Guarini ( born Justin Eldrin Bell ; October 28 , 1978 ) is an American singer / musician , actor , host and producer , who in 2002 was the runner - up on the first season of American Idol . </P>
<P> Justin Guarini ( born Justin Eldrin Bell ; October 28 , 1978 ) is an American singer / musician , actor , host and producer , who in 2002 was the runner - up on the first season of American Idol . </P>
who sings in the diet dr. pepper commercial
who sings in the diet dr. pepper commercial
Justin Guarini
Justin Guarini