Jesse Spencer Makes Big Return For Stellaride Wedding In Season 10 Finale: Who’s in Danger? Who May Be Breaking Up?

The day of the long-awaited Stellaride wedding has finally arrived on NBC’s Chicago Fire

As series executive producer Derek Haas teased in the lead-up to the Season 10 finale, the bride and groom faced a complicated emergency

The arrival of the new baby made for the perfect segue for the wedding, one would think

In the meantime, Severide and Stella are approaching their wedding day, with old friends  in town for the nuptials

Best Man Casey kind of can’t believe that Severide is actually tying the knot

Last week's episode hinted at Casey's return when Joe Cruz  offered to be Severide's "second best man

Back at the wedding, Brett and Casey (sort of) face their uncertain future