<Tr> <Th> 154 </Th> <Td> 19 </Td> <Td> "The Indecision Amalgamation" </Td> <Td> Anthony Rich </Td> <Td> Story by: Bill Prady & Eric Kaplan & Jim Reynolds Teleplay by: Steven Molaro & Dave Goetsch & Steve Holland </Td> <Td> April 3, 2014 (2014 - 04 - 03) </Td> <Td> 4x5320 </Td> <Td> 17.73 </Td> </Tr> <Tr> <Th> 155 </Th> <Td> 20 </Td> <Td> "The Relationship Diremption" </Td> <Td> Mark Cendrowski </Td> <Td> Story by: Steven Molaro & Bill Prady & Jim Reynolds Teleplay by: Chuck Lorre & Eric Kaplan & Steve Holland </Td> <Td> April 10, 2014 (2014 - 04 - 10) </Td> <Td> 4X5321 </Td> <Td> 16.49 </Td> </Tr> <Tr> <Th> 156 </Th> <Td> 21 </Td> <Td> "The Anything Can Happen Recurrence" </Td> <Td> Mark Cendrowski </Td> <Td> Story by: Steven Molaro & Eric Kaplan & Adam Faberman Teleplay by: Jim Reynolds & Steve Holland & Tara Hernandez </Td> <Td> April 24, 2014 (2014 - 04 - 24) </Td> <Td> 4x5322 </Td> <Td> 16.44 </Td> </Tr> <Tr> <Th> 157 </Th> <Td> 22 </Td> <Td> "The Proton Transmogrification" </Td> <Td> Mark Cendrowski </Td> <Td> Story by: Jim Reynolds & Maria Ferrari & Jeremy Howe Teleplay by: Steven Molaro & Eric Kaplan & Steve Holland </Td> <Td> May 1, 2014 (2014 - 05 - 01) </Td> <Td> 4X5317 </Td> <Td> 16.07 </Td> </Tr>

How many episdoes are in riverdale season 2