What are you doing at this moment?

hey i'm new to photoshop and i only just learned how to do a banner. can someone tell me does this look okay? any advice/tips things i should add or edit?

lalala-hahah-banner.gif
 
it feels wrong. i want it to flash brighter but i donno how yet

maybe it feels wrong because i'm scruitenizing it. thats why i need an objective opinion/ second opinion