Mark Wahlberg and wife Rhea's son Michael, 16, just got confirmed in the Catholic church at 16, plus see more celebs' kids young vs. now

Join Wonderwall.com as we take a look back at how celebrities' kids have grown into teens and adults over the years... Mark Wahlberg posed with his family -- wife Rhea Durham, a former model, and kids Ella (then 6), Grace (then 6 months), Michael (then 4) and Brendan (then 1) -- at his Hollywood Walk of Fame star ceremony on July 29, 2010. Keep reading to see his two eldest children all grown up...

Then keep reading to see dozens more celebrity children then and now...