This is a popular song from Music By Heart (# 31), the original collection of songs published as part of the Music that Makes Community project. It was composed by Ana Hernandez and is a perfect example of a layered song.
Here's a video of Ana leading Open My Heart at Music that Makes Community in New York in 2008.
Here's another video of Ana leading the song, this one is from Boston in 2009:
Here's Paul Vasile leading Open My Heart in Houston in 2011: