Beyonce’s “Irreplaceable” ended the two-week reign of Akon’s “I Wanna Love You” on the Hot 100 singles chart Thursday, becoming the R&B singer’s fourth solo No. 1. The solo chart-toppers have actually all been collaborations until now. Boyfriend Jay-Z was featured on “Crazy in Love,” Sean Paul was the guest star on “Baby Boy” and Slim Thug had second billing on “Check On It.” Beyonce also had four No. 1 hits with her group Destiny’s Child. Beyonce is the second artist to have two No. 1 hits in 2006. Justin Timberlake did it first with “SexyBack” and “My Love.” “Check On It” ruled for five weeks in February-March.

- Billboard