TAKE That took over Dublin this weekend and generated an estimated €50m for the local economy.
In what has been described as the biggest music event of the year, the UK boy band filled Croke Park over two nights, while sending demand for hotel rooms, pubs, restaurants and transport through the roof.
Many hotels and B&Bs in the city were booked out for the weekend as revellers clambered to find a room for the night months in advance.
The train from Belfast to Dublin was also fully booked up throughout the weekend in anticipation of the event, according to MCD.
By Friday night, the Irish Hotels Federation's website had only a single hotel room available in the whole of Dublin -- the penthouse in the Gresham Hotel, yours for a mere €2,000.
Meanwhile, the band arrived in Dublin early on Friday afternoon and went straight to a sound check at Croke Park.
Garry Barlow, Mark Owen, Robbie Williams, Jason Orange and Howard Donald had booked the entire top floor of the Four Seasons Hotel in Ballsbridge, Dublin 4, for both nights.
They brought their Circus tour to the same venue in 2009, but the presence of Robbie Williams has created a frenzy this time around. The centrepiece of their Progress tour at Croke Park this weekend was a robot called Om, which towered over the crowd as high as the stands.
Last night, the set list included a number of solo tracks from Williams and tonight is expected to be the same.