Related:

• Hello. I'm home right now but cannot find the phone.
  Please leave a message and I will call you up as soon as I find it....
• Bob here. I'm home right now, I'm just screening my calls.
  So start talking and if you're someone I want to speak with I'll pick up the phone....
• If this were the best of all possible worlds, I could come to the phone right now, but I can't, so if you could leave your name and number.
  .. -- Answering machine madness - can't answer right now because......
• Steve is reassembling Elvis' brain and can't come to the phone right now, but if you leave your name.
  .. -- Answering machine madness - can't answer right now because......
• I can't come to the phone now, so if, well, actually
  I CAN come to the phone now, I mean, like, I'm at the phone NOW, recording this message, but I'm doing this NOW, while you're listening to it LATER, except for you I guess it's NOW, like, when you're listening to it....
• We can't get to the phone right now because we were killed in the earthquake.
  Tragic, isn't it? But, leave a message anyway, someone is sure to get it eventually....
• Loud heavy-metal music in background; raspy voice:) Hello, this is the executioner.
  Joe can't come to the phone right now because he's DEAD!...
• Hi there. This is Joe speaking. I'm home right now, and in a moment, I'll have a decision to make.
  Leave your name and number and I'll be thinking about it....
• I can't come to the phone now because alien beings are eating my brain.
  Leave a message anyway, and after the alien beings assume my shape, one of them will get back to you....