Table: big_brother_schedule
Columns: series
monday
tuesday
wednesday
thursday
friday
saturday
sunday

Question: Who was the presenter on Friday of the series in which Alice Levine Jamie East presented on Sunday?
SQL: SELECT "friday" FROM big_brother_schedule WHERE "sunday" = 'alice levine jamie east'

Question: In what series did Alice Levine Jamie East give a presentation on Saturday?
SQL: SELECT "series" FROM big_brother_schedule WHERE "saturday" = 'alice levine jamie east'

Question: Who was the presenter on Thursday of the series in which Emma Willis was the presenter on Wednesday, and Alice Levine Jamie East was the presenter on Sunday?
SQL: SELECT "thursday" FROM big_brother_schedule WHERE "wednesday" = 'emma willis' AND "sunday" = 'alice levine jamie east'

Question: On the series in which Emma Willis Jamie East presented on Friday, who was the presenter on Sunday?
SQL: SELECT "sunday" FROM big_brother_schedule WHERE "friday" = 'emma willis jamie east'

Question: Who was the presenter on Monday of "Big Brother 13" in which Alice Levine Jamie East presented on Sunday?
SQL: SELECT "monday" FROM big_brother_schedule WHERE "sunday" = 'alice levine jamie east' AND "series" = 'big brother 13'