wˌɛn ðə mˈæɹɪdʒ ʌv hɪz sˈɪstɚ lˈeɪdi kˈæɹəlˌaɪn tə wˈɪljəm lˈæm, sˈɛkənd vˈaɪkaʊnt mˈɛlbɚn, bɪɡˈæn tə bɹˈeɪk ˈʌp, hiː stɹˈɔŋli səpˈoːɹɾᵻd kˈæɹəlˌaɪn.
When the marriage of his sister Lady Caroline to William Lamb, 2nd Viscount Melbourne, began to break up, he strongly supported Caroline.