Apl.de.Ap (L), Fergie (C) and Taboo of the Black Eyed Peas pose at an industry screening of "X-Men Origins: Wolverine" at the Grauman's Chinese theatre in Hollywood, California April 28, 2009.?[Agencies]

LOS ANGELES- The Black Eyed Peas' "Boom Boom Pow" held on to the top rung of the Billboard Hot 100 singles chart Thursday, while electronic group 3OH!3 entered the top 10 for the first time.

Boulder, Colorado-based 3OH!3's "Don't Trust Me" jumped four spots to No. 9.

Elsewhere in the top 10, Jamie Foxx and T-Pain climbed two places to No. 2 with "Blame It," and Lady GaGa slipped one spot to No. 3 with "Poker Face." Kid Cudi fell one rung to No. 4 with "Day 'N' Nite," while "Sugar," by Flo Rida featuring Wynter, rose two spots to No. 5, followed by Flo Rida's "Right Round" at No. 6. "Kiss Me Thru The Phone," from Soulja Boy featuring Sammie, fell to No. 7, Beyonce's "Halo" inched up two spots to No. 8, and "Dead and Gone," by T.I. featuring Justin Timberlake, dropped to No. 10.

Eminem's "3am," the third digital single from the rapper's upcoming album "Relapse," entered the chart at No. 32.

Also new to the chart is Katy Perry's "Waking Up in Vegas," which debuted at No. 65; Fall Out Boy's "America's Suithearts" at No. 78; and Charlie Wilson's "There Goes My Baby" at No. 98.