"You Oughta Know" is a song composed by Alanis Nadine Morissette. This song was known to be related and connected to Dave Coulier aka goofy "Uncle Joey".
It was said that this song is made by a scorned former girlfriend directed to her ex lover. Alanis did not mention anything in specific on who the guy is, but the media is persistent to know that they had come into a conclusion that Dave Coulier was behind the reason why Alanis had made this song.