The Spike and Suzy mural (known from it’s original Flemish version as Suske en Wiske or Bob et Bobette in French) can be found at the corner of rue du Canal and rue de Laeken. This comic strip created by Willy Vandersteen (1913-1990) became popular just after World War II when it started to be published in the newspaper De Nieuwe Standaard. After the death of the author in 1990 two of his assistants Marc Verhaegen and Paul Geerts have since succeeded to him are continuing his work. There are to date more than 299 albums published.
More about Spike and Suzy at : http://suskeenwiske.ophetwww.net/enghome.html