The Los Angeles Times described the song as "cheery nonsense". The Scotsman implied that "Dum Dum Diddle" was a bad song by saying: "LIFE – to quote Toni Collette in Muriel's Wedding – can be 'as good as an Abba song' but the clunky transfer of Mamma Mia!
The Los Angeles Times deemed the song cheerful and nonsensical. The Scotsman criticized "Dum Dum Diddle" by saying, "LIFE – to quote Toni Collette in Muriel's Wedding – can be 'as good as an Abba song' but the clumsy rendition of Mamma Mia!"