Fans have begun streaming into the park ahead of the show which will see the headliner take to the stage around 9pm.
In the meantime, ticketholders are making the most of the venues bars and food offerings, building up the pre-show buzz.
The singer is best remembered for hits like Ironic and You Oughta Know as well as Head Over Feet and Thank U which both reached the top 10 in the UK official singles chart.
Support act Wet Leg rose to prominence with the hit single Chaise Longue from their debut self-titled album whilst Skunk Anansie are a cult favourite from the same era of Morissette’s alt-rock peak.
Fans are crossing their fingers hoping that the skies stay clear, although they insist that, if it were to rain, it wouldn’t be anywhere near as bad as rain on your wedding day.
Attendees will be well looked after getting home as Scotrail have announced new services running from the nearby Dumbreck station especially for the gig and all of the remaining Summer Sessions shows.
Next up in the festival’s line-up is Miami pop star, Mr Worldwide himself, Pitbull, where far more bald caps are expected than have turned up for Alanis.
