The upcoming break must have gotten the style set feeling giddy. While Alexa Chung snuggled with Santa, Roberto Cavalli was jumping for joy - and they weren't the only two in high spirits! Got some free time coming up? Enjoy the shots that had us giggling all week. Click through to see this week's best shots, and don't forget to keep up with our editors by following us at POPSUGAR Fashion on Instagram! Source: Instagram