KISS - Shout It Loud is a the latest hard rock video slot game presented to players by Jackpot Party Casino and WMS Gaming! If you are a metal head, this is the slot for you! There are rockin' video clips, from some of the band KISS, throughout the new online slot. Massive jackpots can be found too. Your head will banging to "I Want To Rock and Roll All Night and Party Every Day" after winning a progressive jackpot! Read the full review here ... KISS - Shout It Out Loud.