Paris Hilton legs mini-dress blonde sunglasses purse bentley Someone's in a good mood!

Paris Hilton arrived back at her Malibu beach house yesterday, and the heiress looks like that beach air is doing wonders for her mood!

The blonde beauty wore an adorable patterned mini dress and put her hair in braids, but what really caught our attention was her amazing legs!

We wonder if she let boy toy River Viiperi move in to her summer crash pad?