Editing Now That's What I Call Music! 78 (U.S. series)

{| border="1" cellpadding="5" cellspacing="0" style="float:right;clear:right;width:25%"
! colspan="2" |Now That's What I Call Music! 78
|-
| colspan="2" |[[File:Now 78 US.jpg|200px|center]]
|-
! colspan="2" |Compilation album by various artists
|-
!	Released 
|April 30, 2021
|-
!Length
|1 hour, 13 minutes
|-
!Label
|Universal Music Group
|-
! colspan="2" |Series chronology
|-
| colspan="2" |
{| class="wikitable"
|[[Now That's What I Call Music! 77 (U.S. series)|Now That's What I Call Music! 77(2021)]] 
|'''Now That's What I Call Music! 78(2021)'''
|[[Now That's What I Call Music! 79 (U.S. series)|Now That's What I Call Music! 79(2021)]] 
|}
|}

'''Now That's What I Call Music! 78''' was released on April 30, 2021. The album is the seventy-eighth edition of the (U.S.) Now series. It peaked at number 1, 3 and 15 on the Billboard 200 and has been certified 2x Platinum by the RIAA. The compilation includes three songs which reached the #1 on the Billboard Hot 100: "drivers license", "willow", and "Heat Waves".

The cover is based off the NOW 106 UK cover, which was released in 2020.

== Tracklist ==
{|
|-style="background-color: #DDDDDD;" |
!'''No.'''
!style="width:60%" | '''Title'''
!style="width:40%" | '''Artist'''
!'''Length'''
|-
|1
|drivers license
|Olivia Rodrigo
|3:59
|-style="background-color: #EEEEEE;" |
|2
|Lonely
|Justin Bieber & benny blanco
|2:28
|-
|3
|willow
|Taylor Swift
|3:31
|-style="background-color: #EEEEEE;" |
|4
|34+35
|Ariana Grande
|2:50
|-
|5
|We're Good
|Dua Lipa
|2:42
|-style="background-color: #EEEEEE;" |
|6
|My Head & My Heart
|Ava Max
|2:51
|-
|7
|Save Your Tears
|The Weeknd
|3;34
|-style="background-color: #EEEEEE;" |
|8
|Take You Dancing
|Jason Derulo
|3:09
|-
|9
|Prisoner
|Miley Cyrus feat. Dua Lipa
|2:47
|-style="background-color: #EEEEEE;" |
|10
|Streets
|Doja Cat
|3:45
|-
|11
|Good Days
|SZA
|4:37
|-style="background-color: #EEEEEE;" |
|12
|My Ex's Best Friend
|Machine Gun Kelly & blackbear
|2:19
|-
|13
|WITHOUT YOU
|The Kid LAROI
|2:40
|-style="background-color: #EEEEEE;" |
|14
|Whoopty
|CJ
|2:03
|-
|15
|Heat Waves
|Glass Animals
|3:59
|-style="background-color: #EEEEEE;" |
|16
|Better Together
|Luke Combs
|3:37
|-style="background-color: #DDDDDD;" |
! colspan="4" | NOW Presents What's Next! Tracks
|-
|17
|Reasons
|Mimi Webb
|2:42
|-style="background-color: #EEEEEE;" |
|18
|What a Shame
|Leyla Blue
|2:54
|-
|19
|Devotion
|Tone Stith
|4:06
|-style="background-color: #EEEEEE;" |
|20
|Josh
|Peach PRC
|2:39
|-
|21
|Burning Fire
|Camino
|3:48
|-style="background-color: #EEEEEE;" |
|22
|Slow Heart
|TWIN XL
|3:07
|-
|23
|DOOM DOOM TA (Special K-Pop Bonus Track)
|TRI.BE
|3:15
|}

{{NOW music US albums}}