Mariah Carey has triumphantly stepped back into the spotlight following the heartbreaking loss of her mother and sister . Rocking a stunning red dress featuring a daring thigh-high slit paired with towering gold stilettos, the legendary vocalist belted out her greatest hits at Allianz Parque in Sao Paulo, Brazil . After a brief hiatus, Mariah returned to social media on September 8 to announce her "back at work" status and upcoming shows in China and Brazil .

'I went to a Diddy party and what I saw will stay with me forever' Fans demand Bachelorette stylist be fired after Jenn Tran’s wardrobe disaster In a video post, she shared: "Back at work. It's been a couple of rough weeks, but I appreciate everyone's love and support so much and I can't wait to see my fans in China and Brazil . Love you!" Mariah has another performance scheduled today headlining the country's celebrated Rock in Rio festival for its 40th anniversary on September 22.

Mariah faced a profound personal loss last month when her mother Patricia and sister Alison died on the same day in late August. The Grammy award-winning artist said last month: "My heart is broken that I've lost my mother this past weekend. Sadly, in a tragic turn of events, my sister lost her life on the same day.

I feel blessed that I was able to spend the last week with my mom before she passed. "I appreciate everyone's love and support and respect for my privacy during this impossible time." While the circumstances surrounding their de.