It's Red Nose Day, and if you're not already sporting a comic red nose, you will be later as the best of British comedy does something funny for money.
Red Nose Day launched in 1988, attracting 30 million viewers, and raising over £15 million for Comic Relief.
In the 30 years since Comic Relief was founded, the charity has raised over £950 million for global and domestic causes.
Red Nose Day has also provided some of the funniest moments in British television history. We've picked five of the most giggle-inducing moments in Red Nose Day's history to get you in the mood for a laugh.
Lauren Cooper meets Tony Blair (2007)
Mouthy schoolgirl Lauren Cooper (Catherine Tate) finally met her match when she undertook a work experience placement at Number 10. Lauren is left dumbstruck when then-Prime Minister Tony Blair asks "Am I bovvered?"
Smithy to the rescue (2011)
Organising an event like Red Nose Day is a massive undertaking, and after over two decades of planning, Lenny Henry and Richard Curtis ran out of ideas. At a loss with what to do, they called in just the man for the job: a plumber from Billericay. Smithy (James Cordon, from Gavin and Stacey) gathers his showbiz palls for a round table discussion.
Mr Bean goes on Blind Date (1993)
Although Teddy has proved a loyal and trustworthy friend to Mr Bean for many years, it didn't stop Mr Bean looking for a girlfriend. Who better to turn to in his search for a lorra lorra love but Cilla herself?
Ricky Gervais in Africa (2007)
Stephen Merchant discovered the shocking truth behind Ricky Gervais' charity appeal... before joining in himself and calling in showbiz pals Jamie Oliver and Sir Bob Geldof.
The Sugar Lumps (1997)
Two became one when Girl Power proponents The Sugar Lumps, starring Dawn French as Posh Spice, Jennifer Saunders as Ginger, Lulu as Baby, Kathy Burke as Sporty and Llewella Gideon, teamed up with their heroes The Spice Girls for a very feisty performance of Who Do You Think You Are?
Tune in to this year's Red Nose Day from 7pm on BBC One.
By Pippa Shawley