The landmark bar has been treated to a makeover, complete with a new gastro-pub menu and a celebrity chef Callum Watson, who previously worked for Marco Pierre White.
Among those expected to attend are Niall and Gillian Quinn along with Lisa Duffy, Brian Kennedy and Katherine Lynch.
Boyband Level 5 have confirmed their attendance, ahead of them joining forces with Mary Byrne for a new single for Christmas.
wwwChristmas is coming early to Dundrum this weekend with hordes of excited youngsters beating a path to Hamleys for the arrival of Santa.
The toy store will be welcoming him to the shop at an invite-only VIP event that includes entertainment and games as well as a tasty meal from Santa's kitchen.
Meanwhile, on the other side of town, the Ambassador theatre will welcome back Santa's Playland.
The venue will be transformed into a Yuletide paradise with bouncy castles, slides and displays.
wwwMalahide boutique Cari's Closet will finally have its launch party next week.
A typically glamorous crowd is expected to attend the bash, with canapes and drinks on offer for guests.
A series of fashion shows will take place over the evening of November 28, featuring dresses from the Badgely Mischka Spring/Summer 2013 collection.
Organiser Tara O'Connor is determined to keep the party going with an after-show bash organised for Gilbert and Wright in Malahide.
wwwIt will be birthday celebrations all around at the Bailey bar tonight.
The iconic venue off Grafton Street will mark its 175th anniversary with a massive shindig.
It its time it has played host to Evelyn Waugh, Charlie Chaplin and political leader Charles Stuart Parnell, who even had a smoking room reserved for him upstairs.
Organisers say the bash is open to all and is encouraging members of the public to pop in and raise a glass in honour of the event.
Meanwhile, at the end of the month, it's the turn of celebrity haunt Krystle to celebrate six years in the business.
Its owners will be throwing a boozy beano on November 30 as it pulls out all the stops to ensure it's a night to remember for revellers, with more details to be announced in due course.