From "Only Murders in the Building" to appearing in a video with Kamala Harris, she’s out there — and in a very good way.

Molly Shannon's 'Saturday Night Live' character Mary Katherine Gallagher made an appearance in a video Kamala Harris recorded for the Al Smith Dinner.

The comedian referenced both "House of the Dragon" and Taylor Swift in her advice to the Democratic presidential candidate.

Mary Catherine Gallagher, the beloved fictional character known for her quirky confidence, made a surprise appearance via ...

Molly Shannon resurrected her schoolgirl alter ego Mary Katherine Gallagher to “interrupt” Harris’ remarks and warn her not ...

According to fans, former 'SNL' star Molly Shannon has "completely lost her mind" following a "cringey" pre-recorded skit ...

Since the first show in 1975, 165 comedians and actors have been a part of "SNL." Three new comedians joined for season 50.