Lot's of cool opportunities out there (the Alice in Chains one stands out on first new glance, when i was younger i listened to them quite a bit)
http://www.talenthouse.com/collaborate/all
quote:
Talenthouse is a global community of creatives from all artistic fields.
Celebrated brands and icons partner with Talenthouse to host creative briefs that give artists truly life-changing opportunities to create, gain exposure and be rewarded for their work. See all Creative Invites
On Talenthouse, you can find millions of unique pieces of art.
The Discover page allows you to see what's trending based on your personal preferences. It's an infinite stream of stunning art, designs, photography, music and films.
Grow your audience
As a creator, you can upload your best work to your Talenthouse profile and connect to a global audience of art lovers.
These types of sites are one of the best things (especially for creatives) about living in the digital age.