<Tr> <Td_colspan="8"> <P> Haley is frustrated over her injuries . Skills and Mouth help Nathan earn some extra money as an amateur stripper . Brooke betrays Rachel to get with a new guy . Lucas and Peyton finally find happiness in their relationship . </P> This episode is named after a song by Foo Fighters . </Td> </Tr> <P> Haley is frustrated over her injuries . Skills and Mouth help Nathan earn some extra money as an amateur stripper . Brooke betrays Rachel to get with a new guy . Lucas and Peyton finally find happiness in their relationship . </P> <Tr> <Th> 80 </Th> <Td> 13 </Td> <Td> "Pictures of You" </Td> <Td> Les Butler </Td> <Td> Mark Schwahn </Td> <Td> February 7, 2007 (2007 - 02 - 07) </Td> <Td> 3T5763 </Td> <Td> 2.85 </Td> </Tr> <Tr> <Td_colspan="8"> <P> A class assignment pairs the students at Tree Hill High to get to know each other a little better . Nathan wrestles with Deb's suicide attempt . Chase learns that Brooke cheated on her calculus exam...</P> This episode is named after a song by The Cure . </Td> </Tr>

What episode of one tree hill does haley find out she's pregnant