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Before ringing in the new year with her beautiful new family, Serena Williams took time to reflect. The tennis superstar — who welcomed daughter Alexis Olympia Ohanian, Jr. in September [2] — posted a gallery of 10 Instagram videos featuring sweet moments shared with her baby girl and husband Alexis Ohanian [3], including matching outfits and Olympia's wedding dress fitting [4], as well as one clip of the Reddit cofounder holding his little one like a "baby football." Press play on each video above now.