phone call hangover
The surreal feeling present the morning after an unexpected phone call with an ex that lasts for 2 hours+, accompanied by but not limited to: exhaustion, disorientation, waking up unsure if it had happened at all, and cramping of the "blushing muscles."
After a 2 1/2 hour phone call with her ex that caught her completely off-guard, Leslie woke up with a massive "phone call hangover."