<P> It's Halloween in Tree Hill and everybody's celebrating at TRIC, with special guest band Fall Out Boy . The masquerade ball gives Haley the chance to win Nathan back, while Lucas keeps trying to convince Brooke to be exclusive . Peyton decides to face her new mother and get to know her . Dan tries to use blackmail to become mayor but things don't turn out the way he thought they would when Deb gets in his way . </P> <Tr> <Th> 50 </Th> <Td> 5 </Td> <Td> "A Multitude of Casualties" </Td> <Td> Thomas J. Wright </Td> <Td> R. Lee Fleming, Jr </Td> <Td> November 2, 2005 (2005 - 11 - 02) </Td> <Td> 2T6155 </Td> <Td> 3.03 </Td> </Tr> <Tr> <Td_colspan="8"> <P> The Ravens begin basketball practice . New team captain Nathan clashes with Lucas over Haley, and a new cheerleader named Rachel Gatina sets her sights on Lucas . Dan's mayoral bid takes a surprising turn when an unlikely opponent emerges in Karen . </P> This episode is named after a song by The Hold Steady . </Td> </Tr> <P> The Ravens begin basketball practice . New team captain Nathan clashes with Lucas over Haley, and a new cheerleader named Rachel Gatina sets her sights on Lucas . Dan's mayoral bid takes a surprising turn when an unlikely opponent emerges in Karen . </P>

When do haley and peyton become friends again