
Tag along
Uninvited Guest
The phrase often suggests that someone is present without an explicit invitation.

Whenever there's a concert, Marie manages to tag along.
Casual Occasions
Used primarily in casual contexts, not formal or professional settings.

If you're going for a coffee run, can I tag along?
Physical Presence
Implies physically going somewhere with someone else, rather than participating in an activity.

My cousins decided to tag along to the mall.
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