The My Idol! emote is an Uncommon Fortnite emote. My Idol! was available via the Item Shop for 200 V-Bucks and you can buy it from Fortnite Item Shop when it will listed.
Fortnite My Idol! Skin Details
...in the presence of a legend.
Fortnite My Idol! Skin PNG Images
Here is the PNG images of My Idol! below!