FLIP-FLOP FEARS FOR BOOZING ADELE!

Pals worry she won't stay on the wagon

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PARTY-HEARTY songbird Adele is vowing to get back on the wagon, barely a week after admitting she’d fallen off — and sources say her yo-yo behavior is a disaster waiting to happen!

“For Adele, sobriety is a bore and it’s not something she can stick with,” spills a spy. “The problem is when she drinks, she doesn’t know when to stop and she gets sloppy drunk and obnoxious!”