An easy add-in to spice up your introduction for the hymn tune "OLD HUNDREDTH." This tune is one of the most widely-utilized hymn tunes in the metrical hymn repertoire, including texts like:
-"Praise God, from Whom All Blessings Flow" 
-"All People That on Earth Do Dwell"
-"From All That Dwell"
-'Grace Before Meals'