Ulex
15/15 Sandi and Alan are joined by Bridget Christie, Rosie Jones and Cariad Lloyd.
Underground and Underwater
14/15 With Zoe Lyons, Dan Tiernan and Josh Widdicombe.
Upbringing
13/15 Sandi looks at upbringing with Sally Phillips, Josh Pugh, Aaron Simmonds and Alan Davies.
University
12/15 Sandi goes to university with Guz Khan, Joe Lycett, Morgana Robinson and Alan Davies.
Underthings
11/15 Maisie Adam, Daliso Chaponda, Jack Dee take a look at some underthings.
Upsadaisy
10/15 Justin Moorhouse, Emmanuel Sonubi and Holly Walsh join for an 'upsadaisy' episode.
Unrelated
9/15 Tom Allen, Chris McCausland and Lou Sanders look at a range of unrelated 'U' topics.
'U' Animals
8/15 Sandi and Alan look at some 'U' animals with Rhod Gilbert, Lara Ricote and Ahir Shah.
Ufology
7/15 Sandi and Alan take a look at ufology with Cally Beaton, Nish Kumar and Tom Ward.
Ultras
6/15 Jordan Gray, Jason Manford, Sara Pascoe join an ultra-interesting episode of QI.
