Also, now this may blow your socks off so buckle up,
I’m fairly certain that before announcing the new couple Yitzchok and Rivka they didn’t play the final countdown.
They may have played baker street, but not more modern songs
“Do very Chasidish newlyweds walk in side-by-side into the hall?”
The “Very chasidish” IVe been too did not. but the majority which Id categorize as “regular chasidish” did.
(these were from Boro park and few from Williamsburg. New Square, Kiryos Yoel may be different)