Beyonce makes it 10 weeks straight atop the Billboard Hot 100 with “Irreplaceable,” but faces another strong competitor for the throne in Nelly Furtado’s “Say It Right” which climbs one spot to a new peak of No. 2. The latter cut is No. 1 on the Pop 100 for a second week.

For a third week, Fall Out Boy’s “This Ain’t a Scene, It’s an Arms Race” tops the Hot Digital Songs chart but slips 2-3 on the Hot 100. Daughtry’s “It’s Not Over” holds tight at No. 4 for a second week while Gwen Stefani’s “The Sweet Escape” featuring Akon scores a new peak, moving 6-5.

Still climbing in its 12th week on the chart, Ludacris’ “Runaway Love” featuring Mary J. Blige ascends 7-6 and rules the roost on Hot Rap Tracks for a second week. Back on the the Hot 100, Akon’s “I Wanna Love You” featuring Snoop Dogg slips 5-7, while Jim Jones’ “We Fly High” keeps No. 8 warm for a second week. Lloyd’s “You” featuring Lil’ Wayne enters the top tier 11-9 and also ascends 2-1 on the Hot R&B/Hip-Hop Songs tally.

After 22 weeks on the chart, Unk’s “Walk It Out” rockets 17-10 on the Hot 100, the longest climb by an R&B/hip-hop track into the top 10 since Petey Pablo’s 22-week trek with “Freek-A-Leek” in May 2004.

“Cupid’s Chokehold” by alternative hip-hoppers Gym Class Heroes featuring Patrick Stump is this week’s greatest digital sales gainer, as it moves 28-15 with the help of a 70,500 downloads. This week’s greatest airplay gainer is Mims’ “This Is Why I’m Hot”, which heats up 72-59.

Bowing at No. 40, the Jonas Brothers’ “Year 3000″ is the chart’s top debut. The track comes from the young group’s debut “It’s About Time,” released last August. After landing at No. 2 yesterday (Feb. 7) with her self-titled RCA debut, Katharine McPhee opens at No. 48 on the Hot 100 with “Over It.” Modest Mouse is also new at No. 59 with “Dashboard.”

Other big debuts this week include Vanessa Hudgens’ “Say OK” at No. 67, Jack Ingram’s cover of Hinder’s “Lips of an Angel” at No. 77, London-by-way-of-Lebanon songwriter Mika’s “Grace Kelly” at No. 81, Norah Jones’ “Thinking About You” at No. 82 and the Naked Brothers Band’s “Crazy Car” at No. 83.

Hector “El Father” tops Hot Latin Songs with “Sola” for a third week and Rodney Atkins’ “Watching You” remains No. 1 for a fourth on Hot Country Songs.

The Red Hot Chili Peppers begin a fourth week at No. 1 on the Modern Rock chart with “Snow (Hey Oh),” while Three Days Grace is atop Mainstream Rock for a ninth with “Pain.”