If you are working Overture event, but are done before midnight, just record your hours as you normally would; however, if you are ending your shift after midnight enter your time as shown below:

Working a single shift (only working the Overture event)

Working a shift prior to working at Overture

Working more than one shift prior to working at Overture

For this scenario you will need to scroll all the way to the right of your time sheet and add another row for the date that Overture starts by using the plus icon

Working a shift later on the day on the date that Overture ends