Music Performance - Major Participant, Opera/Musical. Joyner, W. H., Fillmore, M. A., Morscheck, S. M., MacMullen, J. S., Ash, M. D., Sickles, C. R., Van Schalkwyk, W. A., "Highlights from "Tristan und Isolde"," Denton, TX, United States of America. (March 19, 2023).
Music Composition - Major Work, Publication. MacMullen, K., MacMullen, J., Bubeck, D., "Infinite Movement," University Singers and Kalandra, College of Visual Art and Design, Denton, TX, United States of America. (August 1, 2021 – December 12, 2021).