Suffocate: (Verb) Figuratively, to feel or cause to feel trapped and oppressed.

Everything seems to be going smoothly between John Mayer and Jennifer Aniston, who spent the past week accompanying John in the UK during a few stops of his summer tour. However friends are starting to worry that "Clingy Jen" may be rearing her insecure head.

That might just be OK with beau John Mayer. “He puts on this act in his blog but he likes being followed around and all of the attention. He’s a typical rock star that way. Jen feeds right into it,” said a source who knows Mayer.

Will it last? “They’re really into each other. John’s definitely different with her than he’s been with other girls, so maybe,” said the Mayer source. (Source)

Just wait til he realizes that there's a difference between "fun, puppy-dog, ego-stroking" clingy and "scouring your hard drive for photos of ex-girlfriends and evidence that you've looked at internet porn" clingy. The latter is decidedly less sexy. And also illegal, so I'm told, if you're having some "time off" and said scouring said hard drive involves some minor "B and E."

Jen photographing John from side stage at a concert in Hyde Park -- or as I like to call it, "stalkering practice."