The 11th Doctor is in a 1988 "Where's Waldo?" Book

In August 2013, a person on imgur.com posted this image, saying they found Matt Smith's Doctor in a "Where's Waldo?" book. This would not be very strange if it weren't for this piece of information... The "Where's Waldo?" book was released in 1988, TWENTY TWO years before Matt Smith debuted as the 11th Doctor in an episode of the series in 2010...