haamushhnaagaa
When you forget someone's name so bad you just yell a random noise and hope they think it's cool.
'Haamushhnaagaa!' *grins* 'I thought that was a cool name.'
'Haamushhnaagaa!' *laughs* 'That was my brain's idea of a name.'
'Haamushhnaagaa!' *waves* 'That was me, not my friend.'