The context of the following conversation is Addison took her awhile ago, and people were getting worried they wouldn't return.:
Addison says Me and my friend were gone for a really long time..
The friend responds Where did you guys go?.
Addison responds We just went to the bathroom. But people were getting worried that we wouldn't return..
The friend responds Why did you guys take so long?.
Addison responds The line for the bathroom was incredibly long, so we just had to patiently wait..
The friend responds I hate when bathroom lines are long, especially when I really have to go!.