<Tr> <Th> 127 </Th> <Td> 7 </Td> <Td> "O Brother, Where Art Thou" </Td> <Td> Bethany Rooney </Td> <Td> Lijah J. Barasz </Td> <Td> July 21, 2015 (2015 - 07 - 21) </Td> <Td> 1.77 </Td> </Tr> <Tr> <Th> 128 </Th> <Td> 8 </Td> <Td> "FrAmed" </Td> <Td> Larry Reibman </Td> <Td> Bryan M. Holdman </Td> <Td> July 28, 2015 (2015 - 07 - 28) </Td> <Td> 1.58 </Td> </Tr> <Tr> <Th> 129 </Th> <Td> 9 </Td> <Td> "Last Dance" </Td> <Td> Janice Cooke </Td> <Td> Oliver Goldstick & Francesca Rollins </Td> <Td> August 4, 2015 (2015 - 08 - 04) </Td> <Td> 2.03 </Td> </Tr> <Tr> <Th> 130 </Th> <Td> 10 </Td> <Td> "Game Over, Charles" </Td> <Td> I. Marlene King </Td> <Td> I. Marlene King </Td> <Td> August 11, 2015 (2015 - 08 - 11) </Td> <Td> 3.09 </Td> </Tr>

How many episodes are in season 8 pretty little liars