New York, N.Y. -- This week on

The DJBooth

's

Top Hip Hop and R&B Chart

,

Rihanna

's “Birthday Cake” retains the top spot for yet another week, but the former runner-up,

Nicki Minaj

's "Roman Reloaded," drops to fourth. Taking the latter's place in second is

2 Chainz

' "Like Me" (formerly on our Rap Chart). No new features debut among our top pick, but additional joints from

Wale

,

David Banner

,

Usher

and more graduate from our Rap and R&B/Pop charts.

On our

Top Rap Chart

, the former front-runners,

David Banner

's “Believe” and

2 Chainz

' “Like Me,” make the jump to our Top Hip Hop and R&B Chart, clearing the way for new features from

Obie Trice

(“Richard”) and

Nas

(“The Don”) to take their place. Also debuting this week are cuts by

B.o.B

,

Nicki Minaj

,

Wiz Khalifa

and more.

Game

's “The City” reemerges in 14th after an absence from our charts.

On the

Top R&B/Pop Chart

, the graduation of

Usher

's “Climax” and

Jennifer Hudson

's “Think Like a Man” to our Top Hip Hop and R&B Chart leaves the top two open from

Sean Paul

's “She Doesn't Mind (Remix)” (formerly fifth) and

Akon

's “Hurt Somebody” (formerly a Top Pick) to take the lead. Debuting on the chart this week are cuts by

Jared Evan

,

Novel

,

Troy N?KA

and more.

On the DJBooth's

Top Independent Hip Hop Chart

,

Mac Miller

's “Of the Soul (Remix)” and

Tayyib Ali

's “Dear Lord,” respective drop off the chart entirely and fall to 12th. All in all, 13 new features debut on our Independent Chart, including

Booth-exclusive world premieres

from

E.M.S. Crew

and

True 2 Life Music

.