Jimmy Kimmel Live opened up about becoming a grandfather for the first time after Katherine, 31, and husband Chris Pratt, 41, welcomed their baby girl Lyla last August. 'Fantastic,' Arnold said of being a grandfather. 'The only thing is it makes me feel old,' he added. 'It's really great having a grandchild.
It's a beautiful, beautiful baby. Baby Lyla. I'm very proud of Katherine and Chris and they're doing really great together as parents,' Arnold said.
Jimmy, 53, noted that Arnold has farm animals roaming around his house with his mini donkey and horse and predicted that Lyla was going to go 'crazy' when she realizes her grandfather lives in a 'petting zoo'.
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