The "Diamonds" hitmaker channeled the "Not Like Us" rapper in the same pair of Celine denim he wore during his halftime ...

The singer stepped out for a late-night meal in flared denim one month after Lamar's pair made waves at the Super Bowl ...

In the middle of it all, the 37-year-old "B****, Don't Kill My Vibe" rapper took center stage for the Apple Music halftime ...

But for Hayley Williams, it was screams of joy. The Paramore singer noticed that Kendrick Lamar and SZA’s backup dancers colored their hair with Good Dye Young, the hair color brand she founded ...