High School Musical 3 Friends 4 Ever, Party Favors and Party Decorations. The entire cast is back at East High for their senior year. So put on your dancing shoes and start singing along with Gabriella, Troy, Sharpay, Ryan, Chad and Taylor. We have everything you’ll need to throw an unforgettable High School Musical 3 Friends 4 Ever birthday party. Design your own party pack from our complete line of High School Musical 3 Friends 4 Ever party supplies and party favors and enjoy our discount prices of up to 30% off. Also be sure to check out our complete line of color coordinating solid color partyware.