Table schema:
CREATE TABLE table_name_13 (performer_1 VARCHAR, performer_3 VARCHAR, performer_4 VARCHAR)

Question: What was Performer 1's name who performed with Sandi Toksvig as Performer 3 and Mike McShane as Performer 4?
SQL: SELECT performer_1 FROM table_name_13 WHERE performer_3 = "sandi toksvig" AND performer_4 = "mike mcshane"