| Ejemplar | Hijos | Nietos |
Happy Billy   King Billy (can 1920) x Happy Fanny |
Gitania (usa 1927)  Happy Billy x Lady Margaret Beth |
Czar Booboo Czar Cadet x Gitania (usa 1927) |
| Hobyah Happy Billy x Lady Margaret Beth |
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| Honorable Von Trent Happy Billy x Lady Margaret Beth |
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| Lone Laddy Happy Billy x Lady Margaret Beth |
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| Princess Tamara Happy Billy x Lady Margaret Beth |
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| Sir Capi Happy Billy x Lady Margaret Beth |