Rihanna - injured after an altercation with beau Chris Brown early Sunday morning - has canceled another concert. The singer, 20, was slated to perform in Jakarta on Thursday but has backed out "because of an assault case involving Rihanna's boyfriend," show organizers have said.

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She also canceled a show in Malaysia on Tuesday. Rihanna's Jakarta cancellation is the second show Rihanna has scrapped. She was set to perform in November last year but canceled after the Australian government issued a travel warning following the executions of the three men convicted of the 2002 Bali bombings.

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Said concert promoter Troy Reza Warokka, "Her fans are traumatized and we've spent so much money on production and promotional materials."

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