I saw that bus while I was on #4128 on the M42.
Meanwhile,#3589 was on the Q104 yesterday morning...then it was on the Q110 yesterday evening.
Also #3581, (including #3589), 3592, 3596, 3607, 3612, 3625, 3628, 3635, 3718, 3723, 3726 at Baisley Park from LaGuardia.
...and 3653-3654, 3656, 3663, 3681, 3691, 3708, 3722, 3746, 3758 at Baisley Park from JFK/Far Rockaway