Turns out the time lord himself Dr. Who, loved to tug on the old bobbins. According to Terrasolo, the doctor had a couple of Yo-Yos – both Genuine Lumar 99 Championship Yo-Yos. In yellow and possibly blue/black.
Watch from 3:20:
Dr. X Dr.
And apparently in the Dr. Who movie he used a Dr. Tom Kuhn 3 in 1 Mandala. Looks like Dr. Who has a good taste, going for the classics – fitting for a time lord.