As Ocean Colour Scene and The Bluetones, plus many more, play over at Ynysangharad War Memorial Park, there will be a few restrictions on traffic coming into Pontypridd.
After five years, Ponty's Big Weekend is bringing the party back to the park on Saturday, August 17 .
For every other detail about the event, including stage times, weather, dos and don'ts, click here.
Otherwise, here are the road closures for the day...
A short road closure will be utilised in Pontypridd Town Centre to allow Ponty’s Big Weekend visitors to safely exit Ynysangharad War Memorial Park.
The closure will be managed by South Wales Police, who will hold traffic as required for around 10 minutes when required between 10.30pm and 11.30pm.
Taff Street will be temporarily closed between Crossbrook Street and Sardis Road (including High Street, Penuel Lane, Gas Road, Temperance Place, Market Street, Church Street and Mill Street).
Bridge Street will also close between Bridge Street Roundabout and Berw Road.
Access will be maintained for pedestrians and emergency service vehicles.
