NEW YORK, June 21 (UPI) -- For a fourth week, no one's raining on Rihanna as her "Umbrella" remained atop the Billboard Hot 100 chart of U.S. singles sales.
"Party Like a Rockstar" by Shop Boyz remained at No. 2.
Black Eyed Peas singer Fergie's latest solo turn, "Big Girls Don't Cry," moved from No. 4 to No. 3, trading places with T-Pain's "Buy U a Drank (Shawty Snappin')."
Plain White T's' "Hey There Delilah" moved up one from No. 6 to No. 5. Maroon 5's former chart-topper "Makes Me Wonder" slipped from No. 5 to No. 6.
Avril Lavigne's "Girlfriend" was No. 7 and Justin Timberlake's "Summer Love" held the No. 8 spot.
Amy Winehouse's "Rehab" moved up from No. 10 to No. 9. Rounding out the top singles was Lil Mama's "Lip Gloss," climbing from No. 12 to No. 10.
