Bobbi Kristina At The Grammy Salute: Tribute To Whitney Houston.

The 19-year-old swapped her sapphire and diamond ring for a pair of stacked rings on Thursday night, as music's biggest names gathered to pay tribute to her mother in Los Angeles. Did she change her mind on the engagement or just swapped the ring to pay respect to her mother?

She didn't go alone, she went with brother turned boyfriend, Nick Gordon.

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