PERSON@1 's and PERSON@2 's success in NUMBER@1 , together with LOCATION@1 's ORGANIZATION@1 team , much contributed to LOCATION@1 's established status of a `` capital of MISC@1 humour '' , culminating in the annual LOCATION@2 festival , carried out on and around the April Fool 's Day .

Their success in NUMBER@1 contributed to LOCATION@1 's established status of a `` capital of MISC@1 humour '' .
