My friend was so irritated when I spoke to her this afternoon . She got an anonymous call from a prank caller . She does n't know what the problem of the caller is and why the caller is saying such bad things about her . My friend was really so upset and she is really bothered on the identity of the caller .

Question: What may have happened during the prank call of my friend ?
Answer: She was happy after the call .She got really upset and was called bad names .She was going to go out with the caller .The caller invited her for a drink .