<Tr> <Td> 9 </Td> <Td> Mystery Machine Mash - Up </Td> <Td> 000000002016 - 03 - 08 - 0000 March 8, 2016 </Td> </Tr> <Tr> <Td> 10 </Td> <Td> Lighthouse Lunch Break </Td> <Td> 000000002016 - 03 - 15 - 0000 March 15, 2016 </Td> </Tr> <Tr> <Td> 11 </Td> <Td> Scary Sleepover </Td> <Td> 000000002016 - 03 - 22 - 0000 March 22, 2016 </Td> </Tr> <Tr> <Td> 12 </Td> <Td> Nice Ride </Td> <Td> 000000002016 - 03 - 29 - 0000 March 29, 2016 </Td> </Tr>

How many episodes are there of scooby doo