Radio Top 20 (Updated 21 March) Courtesy CDUniverse

Check out and see who's making the hits in this week's Radio Top 20.

1.	Rude Boy Rihanna From the album: Rated R
2.	Need You Now Lady Antebellum From the album: Need You Now
3.	Break Your Heart Taio Cruz Featuring Ludacris From the album: Rokstarr
4.	Imma Be Black Eyed Peas From the album: E.N.D. (Energy Never Dies)
5.	Nothin' On You B.o.B Featuring Bruno Mars From the album: Nothin' On You [feat. Bruno Mars]
6.	Hey, Soul Sister Train From the album: Save Me, San Francisco
7.	Bedrock Young Money Featuring Lloyd From the album: We Are Young Money
8.	TiK ToK Ke$Ha From the album: Animal
9.	Telephone Lady Gaga Featuring Beyonce From the album: Fame Monster
10.	In My Head Jason Derulo From the album: Jason Derulo
11.	Carry Out Timbaland Featuring Justin Timberlake From the album: Shock Value II
12.	Baby Justin Bieber Featuring Ludacris From the album: My World 2.0
13.	Say Aah Trey Songz Featuring Fabolous From the album: Ready
14.	How Low Ludacris From the album: Battle Of The Sexes
15.	Bad Romance Lady Gaga From the album: Fame Monster
16.	Blah Blah Blah Ke$ha Featuring 3OH!3 From the album: Animal
17.	Breakeven Script From the album: Script
18.	According To You Orianthi From the album: Believe
19.	Live Like We're Dying Kris Allen From the album: Kris Allen
20.	Sexy Chick David Guetta Featuring Akon From the album: One Love

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