Based on the judging of X-Factor & American Idols and especially of Simon Cowall and Louis Walsh, pop stars need the following 4 qualities:
1) Looks
2) Looks
3) Looks
4) Looks
...and a singing voice (as an after thought).
1) Looks
2) Looks
3) Looks
4) Looks
...and a singing voice (as an after thought).