I think actors are more famous/most famous than singers.

I prefer thriller because the script are more interesting/most interesting than romances.

Madonna is most talented/more talented than Beyonce.

This song is the most successful/ more successful song ever!
помогите плиз

1) more famous

2) more interesting  

3) more talanted  

4) the most successful

more famous/

more interesting

more talented

the most successful