Happy birthday, Princess Charlotte! In honor of Charlotte's 7th birthday on Monday, proud parents Kate Middleton and Prince William have released new photos of the princess — snapped by mom Kate.

"Happy 7th birthday princess Adrienne!" wrote one, while a second remarked: "Happy birthday, Princess Adrienne! 7 - that's a LOT!" and a third chimed in: "What an adorable girl, congratulations on ...