ABBA, Ripley Alexander – Mamma Mia (Piano Karaoke Version) | Acoustic Instrumental with lyrics When we heard Ripley Alexander's cover of Mamma Mia, we knew it was going to be an instant classic ✨🎹 Inspired by his Australian Idol audition version, sing a heartfelt, slowed down version of "Mamma Mia" with our latest piano karaoke instrumental 💜 🎤 Trending Now 𝗩𝗲𝗿𝘀𝗶𝗼𝗻 𝗡𝗼𝘁𝗲𝘀 ▶ The tempo has been slowed to 100bpm and the key is…