But it was a more formal affair for Madonna when she visited her very own gym in Italy on Tuesday.
The 55-year-old superstar ditched her workout attire for a chic designer outfit as she visited her fitness centre in the Colosseo district of Rome.
Trend-setter: Madonna wore this stylish outfit when she visited her Hard Candy Fitness in Rome, Italy on Tuesday
The performer - who recently celebrated
turning 55 in France over the weekend - turned on the style big-time as
she visited Hard Candy Fitness.The Like A Virgin singer accessorised with sunglasses, a gold chain and black leather bag as she entered the building flanked by two bodyguards.
The mother-of-four seemed in good spirits as she left her car and was surrounded by a throng of waiting fans and photographers as she rushed inside.
Looking good: Madonna ditched her workout gear in favour of this more stylish outfit
This way: Security guards made sure no unwanted intruders got too close to Madonna
Completing the famous look - for the milestone event catered by luxury bakery Ladurée - Madonna was clad in an extravagant, embellished garment that revealed her lean legs and ample cleavage.
She was pictured sitting on her younger boyfriend Brahim Zaibat's lap at the bash with a cocktail clasped firmly in her hand.
Here I go! Madonna is mobbed by fans as she leaves her limo
Happy to see you! Her Italian fans seemed pleased to see the superstar
'Perhaps we had too much Cale! But at my Birthday Party all I could see was LOVE,' she posted along with an Instagram shot of herself during the night.
'Perhaps I had too much Champagne! I meant to write CAKE!' Madonna added, insinuating that she may have indulged at her special soiree.
Mobbed: Word quickly spread that Madonna was in town as fans surrounded her gym