Bobbi Kristina Brown 'sparkles' on red carpet

By Ann Oldenburg, USA TODAY

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Bobbi Kristina Brown and Nick Gordon arrive at the Los Angeles Premiere of 'Sparkle' at Grauman's Chinese Theatre on Aug. 16, 2012 in Hollywood. (Credit: By Maury Phillips, Getty Images)

Bobbi Kristina Brown dazzled on the Sparkle red carpet last night in Los Angeles to see mom Whitney Houston's final film.

Before the premiere she tweeted, "Off to the premiere ! Glammed and all! Time to walk this carpet&rep mommy like she would want me too (: god bless u all ! nickdgordon enjoy!"

She hit the red carpet with boyfriend Nick Gordon, who has been described as her "adopted brother" because Houston took Nick in at age 12 when his father went to prison and his mother was unable to take care of him.

And after, she tweeted: "@JordinSparks &all the cast, I Thanku4makinitUNFORGETTABLE!(:"