On Air Now
Early Breakfast with Jenni Falconer 4am - 6am
The celebrity impressionist teaches Daniel Fox how to do John Bishop, and treats us to a few of his favourite impressions.
He mimics Strictly star Robbie Savage and Take That's Gary Barlow.
Alistair also talks tennis, following his courtside reporting at Wimbledon earlier in the year, and does a great Andy Murray voice for us!
Plus he teaches our Daniel Fox how to do an impression of John Bishop...
Take a listen below.