Why not send an amusing card to a colleague.
This is a pdf document. Download the card and print onto A4 paper.
Fold as shown in the photo. Add your personal message on the inside page.

The front page of the card says:

Brian is a leader of many years.
Despite that serious look, he knows that making the team work, is vital to everyone’s success.
Brian says, “OUR team is now YOUR team. Welcome!”

Below is an image of the card as it appears before folding.