Rihanna Fends Off Shop Boyz Again To Lead Hot 100

For a fourth week, Rihanna's "Umbrella" remains atop the Billboard Hot 100, with Shop Boyz' "Party Like a Rockstar" still at No. 2. But that track is inching ever closer to No. 1, as it earns greatest

For a fourth week, Rihanna's "Umbrella" remains atop the Billboard Hot 100, with Shop Boyz' "Party Like a Rockstar" still at No. 2. But that track is inching ever closer to No. 1, as it earns greatest gainer/airplay honors this week. "Party" remains No. 4 on Hot R&B/Hip-Hop Songs, while "Umbrella" inches up 6-5 on that tally.

Back on the Hot 100, Fergie's "Big Girls Don't Cry" rises 4-3, trading places with T-Pain's "Buy U a Drank (Shawty Snappin')". Plain White T's' "Hey There Delilah" climbs 6-5 and is the Hot 100 fastest growing digital track, while Maroon 5's former chart-topper "Makes Me Wonder" is down 5-6. Avril Lavigne's "Girlfriend" and Justin Timberlake's "Summer Love" hold at Nos. 7 and 8, respectively.

Amy Winehouse's "Rehab" is up 10-9 and Lil Mama's "Lip Gloss" climbs 12-10 to round out the top 10. Finally available digitally, Fabolous' "Make Me Better" featuring Ne-Yo rockets 74-13 after selling 52,000 downloads.

Elsewhere on the Hot 100, Enrique Iglesias' "Do You Know? (The Ping Pong Song)/Dimelo jumps 31-20 to give the Latin singer his biggest hit in five years. The cut is also beginning a seventh week at No. 1 on Hot Latin Songs.

The Hot 100's top debut is My Chemical Romance's "Teenagers" at No. 87. Also new are Jack Johnson's cover of John Lennon's "Imagine" at No. 93 and Plies' "Shawty" featuring T-Pain at No. 94.

On Hot Digital Songs, Journey's "Don't Stop Believin'" re-enters at No. 21 with 41,000 downloads after its use in the finale scene of "The Sopranos." The song, which reached No. 13 on the chart in August 2005, becomes the oldest track in this chart's history to enjoy a 40,000-plus sales week.

"Buy U a Drank" is still tops on Hot R&B/Hip-Hop Songs for an eighth week. Fantasia's "When I See U" is the fastest growing track at radio and rises 3-2. Jamaican artist Sean Kingston has the best debut for a new artist on this chart in 2007 with "Beautiful Girls," which opens at No. 53.

Brad Paisley's "Ticks" assumes control of Hot Country Songs with a 3-1 move, earning him his eighth chart-topper. Linkin Park continues to dominate Billboard's rock charts, starting an 11th week at No. 1 on Modern Rock and an eighth leading Mainstream Rock.