Make a pig's ear of

From Fresh Dictionary

English

Verb phrase

make a pig's ear of (something) ((idiomatic{{#if:|, {{{2}}}{{#if:|, {{{3}}}{{#if:|, {{{4}}}{{#if:|, {{{5}}}{{#if:|, {{{6}}}{{#if:|, {{{7}}}{{#if:|, {{{8}}}{{#if:|, {{{9}}}}}}}}}}}}}}}}}}}))

1. (British) Do something badly, make a mess of something.

   He's made a right pig's ear of his life.