How Susan Kelechi Watson, who played Beth Pearson on 'This Is Us', did a callback to the hit NBC series on her new show, ...

Though Beth's memory brings a brief moment of levity ... really cool." This Is Us airs Tuesdays (9 p.m. ET) on NBC.

And it appears the chemistry between Kirby and Rebecca is apparent as Kevin and Sophie share a glance, with Beth also taking notice ... Society in 2014. This Is Us airs Tuesdays (at 9 p.m ...