Justin Bieber's Younger Siblings Sing "Baby" With Intense and Adorable Passion

Justin Bieber's younger half-siblings, Jaxon and Jazmyn, obviously adore their big brother. In a video posted by Justin's dad, Jeremy Bieber, on Vine on Tuesday, the little ones are seen belting out Justin's hit song "Baby" while standing on what appears to be a table. Jaxon takes center stage and holds a microphone while wearing a large pair of sunglasses. Jeremy captioned the video, "Baby." Watch the adorable moment above, then check out Justin's own lip-sync skills while singing "Big Girls Don't Cry."