During "spirit week", a week-long charity event typically held in September, Greenville and J.L.

Mann compete to raise more money than each other through extracurricular school events and traditions.

During homecoming week, there are several dress-up days for students to participate in.

Greenville's theatre department presents bi-annual productions: a play in the fall and a musical in the spring.

Any student who attends the school is able to audition for a role in these productions and apply for backstage positions.