We spent much of the last episode of You Saw Them Here First laughing at Eamonn Holmes' choice in 80s jumpers, and marvelling at how little British actress Pauline Quirke had changed over the years. Tonight, there's a brand new batch of embarrassing videos en route to our living rooms, as we see a teenage Jessie J testing out her pipes in 2003, Amanda Holden tackles a Victorian true-crime drama in 1993, and Ant and Dec take on their first presenting job in 1994. Chris Tarrant, Janet Street-Porter and Kate Garraway don't escape either...