There’s nothing to make you feel old like Zack Morris being a father of three! Former Saved By The Bell star Mark-Paul Gosselaar and his wife Catriona McGinn are expecting their first child together, People reports. Gosselaar has two children from a previous marriage: Michael Charles, 9, and Ava Lorenn, 6.

“The kids are looking forward to a little sibling, and are asking a lot of funny questions right now,” Gosselaar told People.

Gosselaar was recently seen as himself in a cameo on Don’t Trust The B– and can be seen this summer playing Bash on TNT’s Franklin & Bash. You also probably saw his memorable appearance on Weeds.

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