The four stars of the ads - Lena, Liz, Brenda and Theresa (above) - thought the supermarket was there to interview them about their experiences of Christmas. They then receive a delivery from a Tesco van, at which point the true purpose of the visit is revealed.
Tesco reunites divided families for Christmas in last-minute ad campaign
In a series of four videos posted on its YouTube channel, Tesco surprised four women by reuniting them with family members they didn't expect to see over Christmas.