ça ira (french for "it'll be fine", subtitled "there is hope") is an opera by roger waters. it comes in three acts and is a concept album. the album is based on the french libretto co-written by étienne and nadine roda-gil on the historical subject of the early french revolution. "ça ira" was released 26 september 2005, as a double cd album featuring baritone bryn terfel, soprano ying huang, and tenor paul groves. the album received mixed reviews, with critics praising the composition but criticising its plot and simplicity.