Matty Fryatt had put Forest ahead with around 8 minutes to half-time but Rovers continued their good form at the City Ground with goals from Baptiste, Gestede and Rhodes midway through the second-half.
In a congested Championship the Reds now lie just outside the play-off places and level on points with their conquerors but still only four points off leaders Derby County.
"We did not take the game by the scruff of the neck," admitted Stuart Pearce afterwards.
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