song and dance

song and dance  {n.},  {informal}

1. Foolish or uninteresting talk; dull nonsense. Usually used with "give".

I met Nancy today and she gave me a long song and dance about her family.

2. A long lie or excuse, often meant to get pity. Usually used with "give".

Billy gave the teacher a song and dance about his mother being sick as an excuse for being late.