Lady Gaga has been sued by R n B singer Teddy Riley for failing to pay him for his contribution for the song 'Teeth'.
The 46-year-old American singer-songwriter has claimed that he was promised 25% of the writing fees by the 27-year-old 'Bad Romance' singer for the song in 2009 but hasn't received any payment as yet, TMZ reported.
According to the lawsuit, Riley has sued Gaga for 500,000 dollars and punitive.
