Burdensome elf

The Burdensome Nameless Elf, is a very boring and chatty elf who appears in "Phineas and Ferb Christmas Vacation". He told Blay'n (another elf) the story of Clewn't's life and that before, he was not so bitter, Blay'n but left because he was bored, then admits, "just get close and talk to the first person you see ... that's how you make friends, I will not Attend a seminar," implying that either was or led a seminar on how to make friends, makes a cameo in "Rollercoaster: The Musical"