Oliver resting over the top of his car like in prayer after they get the girl in "Girlfriend of the Year".
Dov's declaration of love to Gail.
Sam and Andy trying to be "normal together" in the season 2 finale.
The entirety of Andy and Sam's wedding in the season 6 finale.
Also in the season 6 finale, the protagonists finding out that all of them are allowed to stay at 15 division and in the same platoon even though the rest of the force was being reshuffled after a corruption scandal. Turns out it was all Olvier's doing, as he told the brass that "they were the solution, not the problem".