Entertainment Weekly, a website about gossips, considering the popularity, sales, research and performance in other media,  ranked the most 20 pop music influences
Madonna is # 1.

1 - Madonna: Debut in the '80s, her songs are on the hit parade to the present day, making her the biggest pop icon that the world has seen and heard.

2 - Britney Spears

3 - Cher

4 - Tina Turner

5 - Cindy Lauper

6 - Celine Dion

7 - Mariah Carey

8 - Christina Aguilera

9 - Beyoncé

10 - Whitney Houston

11 - Shakira

12 - Amy Winehouse

13 - Shania Twain

14 - Alanis Morissette

 15 - Kylie Minogue

16 - Amy Lee

17 - Pink

18 - Nelly Furtado

19 - Lily Allen

20- Gloria Estefan