1
Circles
Songs
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2
Oh My God
3
Kiss It Better
4
Better For
5
Say It Right
Singles & EPs
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Lost In Sound
Single • 2025
Say It Right
Single • 2025
Say It Right (Extended Mix)
Single • 2025
Shy
Single • 2025
Kiss It Better
Single • 2025
Love You Like I Do
Single • 2024
When We Dance
Single • 2023
In My Head
Single • 2022
Nothing but a Liar
Single • 2022
Wanna Be the One (feat. Tima Dee)
Single • 2021
Videos
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Circles
Oh My God
Nightcore - Oh My God - RIELL & Alex Byrne (Lyrics)
Kastra & Alex Byrne - Circles [Scoot Rill Remix] (Lyrics)
Trademark - Whenever You Need Me (Gryffin x Galantis x Kastra)
Alex Byrne - Nobody Perfect
Axel Jones & Alex Byrne ft. Dani King - One Last Time
『Nightcore』- Kastra & Alex Byrne - Circles (Lyrics)
Nightcore - Oh My God
Kastra & Alex Byrne - Circles (Slowed)