<ul><li>Britney Spears made a rare reference to her past fling with Colin Farrell while posing in a see-through nightgown.</li><li>In a recent Instagram video, Britney was seen trying on a barely-there nightgown with fingerless gloves.</li><li>She mentioned wearing a La Perla nightgown to a premiere with Colin Farrell, prompting memories of the past.</li><li>Spears later realized that she actually wore a camisole-like pajama top, not a nightgown, to Farrell's premiere.</li></ul>

Britney Spears References Colin Farrell Fling—While Posing in See-Through Nightgown

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