Complex sentence: In 2003, Taylor-Compton had taken vocal lessons with Diane Gillespie and Vocal Power Institute, guitar, drums and keyboard lessons, and was member a theatre group called "Shenanigans," where she performed and took weekly tap and jazz lessons.
Split into simpler sentences: In 2003, Taylor-Compton had taken vocal lessons with Diane Gillespie and Vocal Power Institute. She had taken guitar, drums, and keyboard lessons, and was member a theatre group called "Shenanigans," where she performed and took weekly tap and jazz lessons.