This day in music history.

October 5, 2003, Beyoncé started a nine week run at No.1 on the US singles chart with "Baby Boy". The song was the second smash hit for Beyonce from her first solo album, "Dangerously In Love". The album spent fifty-one weeks on the top fifty and "Baby Boy" spent nine weeks at number one and became one of the biggest hits of 2003. Beyoncé won a record-tying five Grammy awards for this album.