
It will air on Friday 29th April at 9am and on Monday 2nd May at 11:20am.
You can also catch up with Lis' return to Doctor Who in School Reunion which Watch will be airing tomorrow at 12:55pm.
Find out more about the episodes of Doctor Who and The Sarah Jane Adventures that David and Lis worked on together here:
School Reunion
The Stolen Earth
Journey's End
The End Of Time: Part Two
The Wedding Of Sarah Jane Smith