come hot on the heels of

US /kʌm hɑt ɑn ðə hiːlz əv/
UK /kʌm hɑt ɑn ðə hiːlz əv/
"come hot on the heels of" picture
1.

to follow very soon after something else

:
The new product launch will come hot on the heels of a major marketing campaign.
His resignation came hot on the heels of the scandal.