Perhaps the most spectacular marriage/collaboration in memory:

ARIEL DURANT, HISTORIAN IS DEAD; WROTE ‘THE STORY OF CIVILIZATION’

nytimes.com

Recounting her wedding day, Mrs. Durant said, ”I roller-skated all the way down from Harlem to City Hall.”

(Full disclosure—Wife was 18 when we married, 19 a mother. It’s only been 47 years, so it could still go bad.)