Table:
text: List of Big Brother (UK) shows
Broadcast
Broadcast
Series Monday Tuesday Thursday Saturday
Celebrity Big Brother 8 Channel 5 5* Channel 5 5*
Big Brother 12 Channel 5 5* Channel 5 5*
Celebrity Big Brother 9 Channel 5 Channel 5 Channel 5 5*
Big Brother 13 Channel 5 Channel 5 Channel 5 5*
Celebrity Big Brother 10 Channel 5 Channel 5 Channel 5 5*
Celebrity Big Brother 11 Channel 5 Channel 5 Channel 5 Channel 5
Big Brother 14 Channel 5 Channel 5 Channel 5 Channel 5
Celebrity Big Brother 12 Channel 5 Channel 5 Channel 5 Channel 5

Question: What series is airing on Saturday on Channel 5 from Big Brother (UK) broadcasts?

Question: From the "Big Brother (UK)" schedule, on which Thursday is "Big Brother 13" aired?