you ALL have valid visas so just get re-entry permits and keep everyone legal
@Cora ***
EDITED BECAUSE I GOT THE DATES WRONG.. 😮
If you are leaving April 1 but the 90 day report is April 4, you just leave. and as people said your next 90 day report will be due 89 days from the date you stamp back in to thailand.. Sorry I mixed that up, hadn't had my coffee when I posted earlier 😛