(1) Baby One More Time
This hit released in 1998 or 1999 depending on which country you live in was what started it all for Britney and bought her the fame that was to prove difficult to deal with over the next decade or so. A catchy pop song it instantly appealed to people and got massive airplay for Britney and set the scene well for her future success.
(2) Oops I did it again!
Another big hit for Britney spears, the catchy line of this song was indeed Oops I did it again, and when it comes to success that certainly is what Britney did again!
(3) You drive me crazy
You drive me crazy was another big song for Britney achieving good chart positions all over the world.
(4) Stronger
Another popular Britney song from her second album.
(5) I'm a slave 4 u
This song came out in 2001 so some three years after the initial success, which is a long time in pop, and by now Britney was well established as a household name in the pop world and something of a phenomenon - her musical style and image had also moved on considerably by this time.