He was scheduled to attend a hearing following his arrest last month.
He said fans' 'lovely messages' were 'VERY much appreciated', after the show.
'You're doing so well I have forgotten the unusual circumstances at times!'
This marked the first time Dec had ever hosted a show by himself.
The pair appeared in ads for the car manufacturer.
Gary Barlow Compares Ant McPartlin’s Troubles With Former Take That Bandmate Robbie Williams' Struggles
'I just want him to get better, because we’ve all grown up seeing those guys on telly.'
The TV presenter was arrested following an incident over the weekend.
It will be the first time one of the duo has ever hosted alone.
The TV presenter was arrested for drink driving this weekend.