(as) easy as A, B, C

See: as easy as pie

• be fresh out of something
• be frightened to death
• be frozen to the marrow
• be full of
• be full of beans
• be full of crap
• be full of holes
• be full of piss and vinegar
• be full of shit
• be full of the joys of spring
• be full of yourself
• Beggars can't be choosers.
• beginning of the end
• begin with
• be [glad/happy/pleased etc.] to see the back of
• be [glad/happy/pleased etc.] to see the back of someone
• be [glad/happy/pleased etc.] to see the back of something
• be glad to see the back of
• be glad to see the back of someone
• be glad to see the back of something
• beg off
• be going begging
• be going great guns
• be going spare
• be gone on