Mom to Be Pink Enjoying some time leisure time with her mom in Santa Monica

Pink has always been a free spirit, preferring the dizzy heights of the trapeze to trashing hotel rooms.

But even she may have to submit to some of the norms of motherhood - like investing in some very supportive lingerie as her delicate maxi dress strained at the seams.

The 31-year-old singer is clearly enjoying a maternal boost in the bust area, but her lightweight summer dress failed to cover her modesty.

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