Instrumental Duet,Piano Cello,Flute,Instrumental Duet,Piano - Level 3 - Digital Download SKU: A0.617248 Composed by Oscar Ahnfelt. Arranged by Gary Lanier. Praise & Worship,Sacred. Score and parts. 14 pages. The Lanier Company #4822705. Published by The Lanier Company (A0.617248). DAY BY DAY is an arrangement for Flute & Cello with Piano of a popular old gospel hymn tune. It works great for offertories, worship services, concerts, specials occasions or for the joy of playing in any situation where gospel music is desired (14 pages).