The spelling of the word "Kellbie" can be explained using the International Phonetic Alphabet (IPA) transcription. The phonetic transcription for "Kellbie" is /ˈkɛlbi/. The first sound is a voiceless velar stop "k". The second sound is an open-mid front unrounded vowel "ɛ". The third sound is a lateral approximant "l". The fourth sound is a voiced bilabial stop "b", and the final sound is a close front unrounded vowel "i". So, the correct pronunciation of "Kellbie" would be like "kel-bee".