The Masked Singer — Episode 2: ABBA Night

You are watching the episode ABBA Night Mamma Mia - it's ABBA night on The Masked Singer! This week's episode is full of pop rock and disco nostalgia, as the reigning champ takes on two new celebrity singers, each performing iconic songs - including "Dancing Queen," "Fernando" and S.O.S." - from the one and only Swedish supergroup, ABBA.