"Does each couple get a copy of the visitor's book?"
"That book you insisted on signing was the marriage registry."
Rose looked up at the Doctor in shock. "We're married?"
Jack unlocked the TARDIS. "Technically, you're married to both of us."
Scooping her into his arms, the Doctor carried Rose inside and kissed her soundly.
"Hey. What about me?"
The Doctor picked Jack up, making Rose giggle delightedly. No jail breakouts, no angry mobs, accidentally marrying her two best mates. It really didn't get much better.
dw100 — challenge #97: merry, marry, mary