When you're feeling the pressure, why not take time out to play and sing some relaxing songs? Keep Calm And Play On - The Blue Book brings together 27 great hits, ranging from classics like The Sound Of Silence and You Raise Me Up to current chart toppers such as We Are Young and Next To Me . So why not sit down and play and sing some of your personal favourites? They'll calm you down and give you…

By Katy Perry. By Esther Dean, Henry Walter, Jordan Houston, Mikkel Eriksen, Sandy Wilhelm, Sarah Hudson, Tor Erik Hermansen, Max Martin, Lukasz Gottwald, Bonnie McKee, and Katy Perry. Arranged by Mac Huff. Pop Choral Series. Hip-Hop, Pop, Show Choir. Octavo. 20 pages. …