Amazon.com: Barbie: Big City, Big Dreams Singing “Malibu” Roberts Doll (11.5-in Blonde) with Music, Light-Up Feature, Microphone & Accessories, Gift for 3 to 7 Year Olds : Toys & Games
Best Buy: KIDdesigns Barbie "Princess and the Pauper" Sing-Along Microphone BP-114
American Idol Barbie Doll With Microphone for Kids - Etsy
Trolls Bluetooth Microphone Toy for Kids – ekids-dotcom