Paula Abdul’s behavior seems to be getting wackier by the day.

At Thursday night’s Fragrance Foundation 2007 FiFi Awards, held at the Winter Garden, the upbeat “American Idol” judge was slotted to open the evening - but she arrived 30 minutes late, and a spy told Page Six she “was so completely out of it” when she finally showed.

“They had to delay the show for her to get there, and it was almost impossible to understand her . . ...