During his absence , numerous guest presenters filled in for him during his usual weekday afternoon slot .
The character took a hiatus from CBBC in April 2014 , which rumours speculating that he had left to film the fourth series of Hacker Time .
During character 's absence , numerous guest presenters filled in for him during his usual weekday afternoon slot .
The character took a hiatus from CBBC in April 2014 , which rumours speculating that he had left to film the fourth series of Hacker Time .