Full Idea
Like it or not, proper names have non-referential uses, including not only attributive but even predicate uses.
Gist of Idea
Proper names can be non-referential - even predicate as well as attributive uses
Source
Kent Bach (What Does It Take to Refer? [2006], 22.2 L1)
Book Reference
'Oxford Handbook of Philosophy of Language', ed/tr. Lepore,E/Smith,B [OUP 2008], p.538
A Reaction
'He's a right little Hitler'. 'You're doing a George Bush again'. 'Try to live up to the name of Churchill'.