They are too busy with the call of the world.
Don't read too much into it, just call them and find out what was up, maybe they were busy?
Fire
It's possible that the person you're referring to may have forgotten or been too busy to call back. You could try reaching out to them again to see if you can reschedule or clarify any misunderstandings.
A cell phone does not have a busy signal. If the person is on the phone, the call would go to voicemail, or it would go to call waiting.
The restaurant was busier than had been expected on Thanksgiving.
Call me =]
he HATES YOUR UGLY FACE
the phone is busy
The correct useage is "I am too busy to take the test."
I would call them a role model.
If you get a busy signal when you dial *69 to call back the last person that called you, it means either that the number is busy or that your telephone company is unable to determine the last number that called you.