When it comes to makeup and fashion, many of us turn to YouTube experts like Amanda Steele, aka MakeupbyMandy24. So when we were invited to her Sweet 16 birthday bash, how could we refuse? We took advantage of the YouTube star studded guest list and got some exclusive tips on summer must-do’s and back to school style. Plus, get the scoop on what Amanda’s friends love about her! Happy Birthday, Amanda! We hope it’s the best yet.