Senior Karla Kunk sings "I'm a Star" by Scott Alan. Coldwater High School will present "In Full Control: A Student Cabaret Showcase" on Tuesday night at Coldwater High School. Performances are at 7 p.m. on Saturday and at 2 p.m. on Sunday in the Coldwater auditeria. Pre-sale tickets, available through the High School office or Denise Peterson, are $7. Tickets at the door are $8.