Toni Braxton's Las Vegas Show Canceled

Toni Braxton [ tickets ]'s "Revealed" show at the Flamingo Las Vegas has been canceled to allow the performer to focus on her health, according to the Las Vegas Review Journal website. Braxton's show had been on hold since early April, when she began to experience heart palpitations. The two-year contract for "Toni Braxton: Revealed" was scheduled to run through mid-August.