Pregnancy Worries For Ballooning Britney!

New setback to fragile star’s recovery.

Spiraling Britney Spears has a new hurdle to clear to get back on track — she may be pregnant!

“The timing couldn’t be worse, but it could explain why she’s pigging out and gaining weight,” an insider snitched.

Sources reported the troubled 37-year-old “Toxic” singer, who completed a 30-day stint in a mental health facility last month, has been ballooning up in recent weeks and feeling “nauseous and sleeping through most of the day.”