If you have never practiced at interviewing for a job, you are likely to have a few tongue-tied moments during your first interview.
Many guys are very shy around girls and easily get tongue-tied.
If you aren't quick with words, you might want to write down and rehearse the perfect words to say to your sweetheart, so you aren't tongue-tied when the romantic moment arrives.
When the interviewer asks a question, you get so tongue-tied you can't answer the question.
Yet, visiting Strasbourg yesterday to address the European Parliament for the first time, he became somewhat tongue-tied.