The episode features the wedding of established characters Zosia March (Camilla Arfwedson) and Oliver Valentine (James Anderson), who both work on the show's fictitious Darwin ward.

The episode also featured Zosia's father Guy Self (John Michie) ruining her wedding day, getting drunk and falling on a shard of glass.

While registrar Dominic Copeland (David Ames) and nurse Ben "Lofty" Chiltern (Lee Mead) sleep together forming part of their ongoing gay storyline.

The episode follows the wedding day of ST3 doctor Zosia March (Camilla Arfwedson) and registrar Oliver Valentine (James Anderson).

Nina asks consultant cardiothoracic surgeon Jac Naylor (Rosie Marcel) to review all medical cases involving Guy to find possible errors.

Arfwedson believed viewers were "terribly excited" because they wanted the pair finally achieve happiness together following difficult times.

[2] Holby City producer Kate Hall told Daniel Kilkelly from Digital Spy that "the 'Zollie' wedding is a fascinating story about a young woman, the pressures she has faced through her diagnosis, and the very complex relationship she has with her father.

[4] Zosia and Oliver's wedding was filmed on location at Brocket Hall, a Grade I-listed classical country house set in a large park near Hatfield in Hertfordshire, England.

[5] Of her experience of filming there, Arfwedson told Sarah Ellis from Inside Soap that "it was so much fun and such a romantic episode.

[6] Arfwedson told Victoria Wilson from What's on TV that the episode features her character as "quite a lonely figure, pacing around this grand house".

[11] The show's official website later released a teaser trailer featuring scenes involving Jac and Nina to promote the episode.

Well, when we say big day, we mean a rather pitiful affair with just a handful of guests and no string quartet, photographer, bad disco or drunk bridesmaids.

wrote "like any good soap wedding, the two characters' big day was thrown into chaos when Zosia's dad, CEO Guy Self – played by John Michie, got drunk and crashed the reception.

They observed, "Zosia and Ollie's wedding was thrown into disarray when her unhinged father, Guy, turned up and tried to stop the ceremony!