Inevitably, real life will interrupt your gaming plans at some point.
The correct solution is to have your game books and dice ready to take with you into the maternity ward. You're going to be there for several hours anyway, right?
Transcript
[SFX]: < bebloop foo-pating ding boppy prow pating >
Obi-Wan: What are you beeping about?
R2-D2: That's not me, it's my ringtone. Excuse me.
R2-D2: Hello?
R2-D2: What? You're kidding?
R2-D2: Okay, I'll be right there.
R2-D2: Sorry guys, I need to run. It's the office.
Anakin: You have a job?
GM: Okay, let's wrap it up for tonight.
[SFX]: < KTHXBYE >
{beat}
{beat}
Obi-Wan: Did he actually program his phone to say KTHXBYE?
Anakin: Pete has a job?